Explain the nature of human population change over the last 3000 years.

Answers

Answer 1

Answer:

Abstract

Explanation:

The dependence of humans on nature has come into focus as the human population continues to grow, resources diminish and production technology stagnates – threatening human well‐being on a global scale. Numerous previous models describe human population dynamics, in relation to a multitude of different factors. However, there are no consistent driving factors of human demography through history, which makes predicting future changes more challenging.


Related Questions

Plants will grow better in soil that has which attributes?
dry and packed tightly
dry and loosely packed
moist and loosely packed
moist and tightly packed

Answers

Moist and tightly packed, since it allows the most nutrients from the soil in when tight and water is also crucial to photosynthesize

The developing larvae of the coddling moth feed on apples.
A) prey
B) host
C) predator
D) parasite
E) competitor

Answers

Answer:

B host

Explanation:

The apples are the prey, but they grow on the apple tree. Therefore the tree is the host, the organism that provides the food for the larvae.

Answer:

a) prey

Explanation:

bc the larvae FEED on apples, apples are considered prey in predation relationship between a predator (larvae) and prey (apples)

The following information is available for C Corp. for the month of March:
Units Unit costs Selling price
260
530
790
1320
Beginning inventory
Purchase
Purchase
Sold
A) $5,940
B) $4,250
C) $2,860
D) $1,690
$6
$6
$7
$11
Assume that the corporation uses the average cost method. Determine the amount of gross profit
for the month of March.

Answers

Answer:

Explanation:

To determine the gross profit for the month of March, we need to calculate the cost of goods sold (COGS) and deduct it from the total revenue.

First, we need to calculate the average cost per unit:

(260*$6 + 530*$6 + 790*$7 + 1320*$11) / (260 + 530 + 790 + 1320) = $8.84

Using the average cost method, we assume that the units sold come from a mixture of the beginning inventory and the two purchases. We will calculate the COGS for each sale using the average cost per unit.

Sold:

200 units (from beginning inventory) at a cost of $6 per unit = $1,200 COGS

350 units (from first purchase) at a cost of $6 per unit = $2,100 COGS

500 units (from second purchase) at a cost of $7 per unit = $3,500 COGS

Total COGS = $6,800

To calculate the total revenue, we need to multiply the selling price per unit by the number of units sold:

Total revenue = (200+350+500) * $11 = $10,450

Finally, we can calculate the gross profit by deducting the COGS from the total revenue:

Gross profit = $10,450 - $6,800 = $3,650

Therefore, the answer is C) $2,860.

One method used to measure the speed of supercomputers is the number of floating-point mathematical operations the computer can perform in one second. This is often referred to by the acronym FLOPS. For many years since 1992, the number of FLOPS performed by the largest supercomputer available that year was recorded. A graph titled F L O P S versus Years since 1992 has years since 1992 on the x-axis, and F L O P S (Billions) on the y-axis. Points curve up exponentially. A graph titled l n (F L O P S) versus Years since 1992 has years since 1992 on the x-axis, and l n (F L O P S) on the y-axis. Points increase in a line with positive slope. A graph titled l n (F L O P S) versus l n (Years) has l n (years) on the x-axis, and l n (F L O P S) on the y-axis. Points curve up exponentially. Based on the three graphs shown, which type of model is most appropriate for comparing years to FLOPS? A linear model, because the scatterplot of years and ln operations is roughly linear. A power model, because the scatterplot of years and operations shows a steep curve. An exponential model could be appropriate because the scatterplot of years and ln(operations) is roughly linear. The next step is to look at the residual plot. A power model, because the scatterplot of ln(years) and ln(operations) shows the strongest linear relationship.

Answers

The model type is An exponential model could be appropriate because the scatterplot of years and ln(operations) is roughly linear. The next step is to look at the residual plot.

What are super computers?

A supercomputer is known to be a kind of computer that has a high level of performance when liken to other  general-purpose computer.

Note that the performance or work  of a supercomputer is one that is often seen in floating-point operations per second (FLOPS) and as such, The model type that is needed for the above work is an exponential model could be appropriate because the scatterplot of years and ln(operations) is roughly linear. The next step is to look at the residual plot.

Learn more about super computers from

https://brainly.com/question/27644403

#SPJ1

What is most closely the purpose of the passage below (paragraph 12)? .

A) Emerson wants to remind nonconformist that although they will face adversity they should not be discouraged, even if dissent comes from the public

B) Emerson seeks to explain that the public generally has more worthwhile opinions than those of the educated elite

C) Emerson wants to share some of the possible repercussions of nonconformity by speaking from his personal experience

D) Emerson wants to show that people would be less inhibited if they were better at interpreting other facial expressions

Answers

Emerson wants to share some of the possible repercussions of nonconformity by speaking from his personal experience. Option C

What is the purpose?

Emerson is encouraging his readers to not be bound by their past statements or their memories, and to instead live in the present and make decisions based on the current moment. He shares a personal example of contradicting himself and explains that it should not be a cause for concern or discouragement.

Therefore, the purpose of this paragraph is to illustrate some of the potential consequences of nonconformity and how to navigate them.

Learn more about Emmerson:https://brainly.com/question/25742259

#SPJ1

J.R.V. Company, which manufactures industrial tools, was founded in 1905 by James R. Vail Sr. Currently, James R. Vail Jr. is the president of the company; his son Richard is executive vice president. James Jr. has run the company for the past 30 years in a fashion very similar to that of his father. When the company was founded, James Sr. had been a big supporter of scientific management. He had organized the work very scientifically with the use of time and motion studies to determine the most efficient method of performing each job. As a result, most jobs at J.R.V. were highly specialized and relied on a high degree of division of labour. In addition, there was always a heavy emphasis on putting people in jobs that were best suited for them and then providing adequate training. Most employees are paid on a piece-rate incentive system, with the standards set by time and motion studies. James Jr. has largely continued to emphasize scientific management since he took over. All employees now receive two weeks of paid vacation and company insurance. Also, employees are generally paid an average wage for their industry. The present J.R.V. building was constructed in 1920, but it has had several minor improvements, such as the addition of fluorescent lighting and an employee lunchroom. James Jr. is planning to retire in a few years. Recently, he and Richard, his planned successor, have disagreed over the management of the company. Richard’s main argument is that times have changed and time and motion studies, specialization, high division of labour, and other company practices are obsolete. James Jr. counters that J.R.V. has been successful under its present management philosophy for many years and change would be “foolish.” Case Questions
1. Give a title to the passage
2.Do you agree with Richard? Why or why not?
3.Are the principles of scientific management applicable in today’s organization? Explain your answer.
4.What are James Jr.’s reasons for keeping things the way they are?
5.What kind of changes do you think Richard would like to make?​

Answers

Title: "Management Philosophy Clash at J.R.V. Company"

What are the reasons to agree with Richard?

Agreeing with Richard: Yes, times have changed, and Richard's argument is valid. The principles of scientific management, including high division of labor and specialization, may no longer be effective in today's organizations. Modern workplaces require adaptability, employee empowerment, and collaboration.

Applicability of scientific management: While some aspects may still be relevant, many organizations prioritize flexibility, creativity, and employee engagement. Rigid job designs can hinder innovation and job satisfaction in dynamic environments.

James Jr.'s reasons: James Jr. aims to maintain the company's successful track record. He believes that the existing management philosophy, including time and motion studies and division of labor, has served them well and changing it would be unwise.

Richard's desired changes: Richard likely seeks to introduce modern approaches like cross-functional teams, job rotation, and increased employee empowerment. He wants a flexible work environment that encourages collaboration and ownership of work.

Read more about scientific management here:

https://brainly.com/question/17313334

#SPJ1

7. During Developing a Topic, why did we start investigating our topics with encyclopedia articles?

Answers

Encyclopedic entries offer a comprehensive and fundamental comprehension of a subject matter.

What is the importance of encylopedias?

Frequently, they comprise brief synopses concerning significant ideas, prominent personalities, and past occasions linked to the subject matter. We can gain a preliminary understanding of the topic and pinpoint crucial areas for deeper examination by commencing our inquiry with encyclopedic articles.

Moreover, expert professionals in the respective field are usually responsible for producing encyclopedia articles, assuring the authenticity and truthfulness of the given information. In general, commencing research with encyclopedia entries enables us to establish a fundamental comprehension of the subject matter and assists us in acquiring a more sophisticated insight.

Read more about encyclopedias here:

https://brainly.com/question/1252900

#SPJ1

reliance on technolagy distrust and ____________ are all disavantages of e-marketing

Answers

Answer: security, I think that's one

Explanation: there's many of them

Reliance on technology distrust and privacy are all disadvantages of e-marketing. Reliance on technology can be a disadvantage of e-marketing because technical issues or system failures.

What is e-marketing?

E-marketing, also known as digital marketing or online marketing, is the practice of promoting products or services through digital channels, such as the internet, social media, email, search engines, mobile devices, and other digital media.

E-marketing is a way for businesses to reach a wide audience quickly and efficiently, and it can be used to target specific demographics, interests, or geographic regions.

The  privacy can be a concern, as e-marketing often involves the collection and use of personal information, and some consumers may be uncomfortable with the level of data sharing that can occur.

Learn more about e-marketing here:

https://brainly.com/question/31261426

#SPJ2

Give an example of developmental psychology when the individual is in college

Answers

The correct answer to this open question is the following.

An example of developmental psychology when the individual is in college would be this.

Personality development is my example of how people change when they enter college.

Let's have in mind that developmental psychology is the field of psychology that studies the way people grow and change during life.

Psychologists not only focus on physical and evident changes from high school to college, but they focus on the mental, emotional, and social changes.

When entering college, the student aspires to be respected and attract a different kind of people. Not only on the emotional level to have a relationship, but on the influence level, trying to be recognized above the others.

That is why in college, students try to be more mature, appear more intellectually interesting, and want to get to a place of recognition and admiration among a fierce competition of personalities.

On January 1, 2021, Frontier World issues $40.0 million of 8% bonds, due in 15 years, with interest payable semiannually on June 30 and December 31 each year. The proceeds will be used to build a new ride that combines a roller coaster, a water ride, a dark tunnel, and the great smell of outdoor barbeque, all in one ride. 3-a. If the market rate is 9%, calculate the issue price. (FV of $1, PV of $1, FVA of $1, and PVA of $1) (Use appropriate factor(s) from the tables provided. Do not round interest rate factors. Enter your answers in dollars not in millions. Round "Market interest rate" to 1 decimal place. Round your final answers to the nearest whole dollar.)

Answers

To calculate the issue price of the bonds, we need to use the present value formula and the appropriate factor(s) from the tables provided. Here are the steps:

1. Determine the number of periods. Since the bonds have a maturity of 15 years and interest is payable semiannually, there will be 30 periods (15 years * 2 periods per year).

2. Determine the periodic interest rate. The market rate is given as 9%. Since interest is payable semiannually, the periodic interest rate is half of the annual rate, which is 4.5% (9% / 2).

3. Calculate the present value of the interest payments. The bonds have a coupon rate of 8%, which is applied to the face value of $40.0 million. The interest payments are semiannual, so we need to divide the coupon rate by 2. Using the Present Value of an Ordinary Annuity (PVA) table, find the factor for 30 periods and a periodic interest rate of 4.5%. The factor is 13.218. Multiply this factor by the semiannual interest payment of $40.0 million * 8% / 2 = $1.6 million. The present value of the interest payments is $21.148 million ($1.6 million * 13.218).

4. Calculate the present value of the principal payment. To calculate the present value of the principal, we need to use the Present Value of a Single Amount (PV) table. Find the factor for 30 periods and a periodic interest rate of 4.5%. The factor is 0.335. Multiply this factor by the face value of $40.0 million to get the present value of the principal payment, which is $13.4 million ($40.0 million * 0.335).

5. Calculate the issue price. The issue price is the sum of the present value of the interest payments and the present value of the principal payment. Add $21.148 million and $13.4 million to get the issue price, which is $34.548 million.

Therefore, the issue price of the bonds is $34.548 million.

PLEASE HELP FAST!!!!
Use what you have learned to make a claim of your own. Write a short paragraph in which you evaluate King’s effectiveness in creating a unified, cohesive argument in "Letter from Birmingham Jail.” Discuss one strategy he uses to achieve unity and cohesion, and provide evidence from the text.

Answers

Martin Luther King Jr. wrote "Letter from Birmingham Jail." His activism for the civil rights of oppressed peoples continues to win him a lot of admirers. He simultaneously addressed two audiences in his letters. They belonged to the clerical class and were a marginalized group.

He employs to bring about unity

Martin Luther King Jr.'s well-known "Letter from Birmingham Jail" recounted his imprisonment as well as his thoughts on civil disobedience and the reasons he refused to obey unfair laws.

He was incarcerated because he protested the unjust laws enforcing racial segregation, and while in Birmingham's prison, he observed that black and white inmates were housed in separate areas of the facility.

He was imprisoned because he believed that a "unjust law was no law at all..." and should not be observed. He battled against prejudice and racial segregation.

To learn more about  'Letter from Birmingham Jail'

https://brainly.com/question/14989004

#SPJ1

Answer:

this is the actual answer

Explanation:

Throughout "Letter from Birmingham Jail,” King uses transitional elements to seamlessly connect ideas within paragraphs and link ideas from one paragraph to the next. For example, in the second paragraph, he defends his presence in Birmingham by citing his leadership of the SCLC and explaining that he was invited to the city. He begins the next paragraph with the transitional phrase "but more basically” to lead the audience to his next justification, a more fundamental one. He then combines parallel structure and repetition with another transitional phrase—"just as”—to introduce historical comparisons as evidence. Another transitional phrase—"like Paul”—indicates a final comparison in the last sentence.

HELP!!!!
Scientific studies have shown that reading skill is not tied to intelligence. In fact,
many children who have trouble reading possess higher than average IQs.
True
False

Answers

True because I just took it

The statement "Scientific studies have shown that reading skill is not tied to intelligence. In fact, many children who have trouble reading possess higher than average IQs" is true.

What is a Scientific study?

Studies that use scientific theory, models, experiments, and physical circumstances are referred to as scientific studies. It could be used to describe: The scientific method, a collection of methods for examining phenomena that are based on empirical or quantifiable evidence and are subject to the rules of logic and reasoning.

Reading comprehension performance was connected with verbal, performance, and overall IQ scores. Additionally, the contribution of each reading comprehension subtest was taken into account. The findings revealed that a lack of general cognitive ability may be related to poor reading comprehension performance.

Reading books for youngsters in particular increases vocabulary exposure, which boosts intelligence scores on general intelligence exams as well as on reading comprehension tests.

Therefore, the statement is true about reading skills and IQ.

To learn more about Scientific study, refer to the link:

https://brainly.com/question/10889054

#SPJ6

List four common uses of the Psalms. a. b. c.

Answers

Answer:

1. Theological Use

2. Historical Use

3. Practical Use

4. Devotional Us

Explanation:

Sorry if it is too late :(

Answer:

a. theological use

b. historical use

c. practical use

d. devotional use

Explanation:

hope this helps (ribbit).

~tsu-chan :p

What is the implied idea in the passage?


Thorin is paying Bilbo with the gold and silver for his help.

Thorin wants forgiveness from Bilbo.

Thorin believes Bilbo is a thief and wants to end their friendship.

Thorin is still angry at Bilbo because he took the Arkenstone.

Answers

Answer:

The answer to your question is, Thorin wants forgiveness from Bilbo.

There is no picture of the passage, but I think I know what you are talking about because I took the quiz with the same question.

Thorin believes Bilbo is a thief and wants to end their friendship, implying the idea in the passage. The correct option is c.

What is the Hobbit?

The journey takes Bilbo through perilous terrains teeming with orcs, trolls, and other dangers, not the least of which is an encounter with Gollum Andy Serkis. A basic gold ring that is linked to the fate of Middle Earth in ways Bilbo cannot comprehend.

The Hobbit is set in Tolkien's fictional world and follows the mission of Bilbo Baggins, the nominal hobbit, to win a share of the fortune guarded by a mythical beast named Smaug. Bilbo's journey takes him away from his happy, provincial surroundings and into a more vile area.

Therefore, the correct option is c, Thorin believes Bilbo is a thief and wants to end their friendship.

To learn more about The Hobbit, refer to the below link:

https://brainly.com/question/842783

#SPJ2

The question is incomplete. Your most probably complete question is given below:

Read the passage from The Hobbit.

"Farewell, good thief," he said. "I go now to the halls of waiting to sit beside my fathers, until the world is renewed. Since I leave now all gold and silver, and go where it is of little worth, I wish to part in friendship from you, and I would take back my words and deeds at the Gate."

Bilbo knelt on one knee filled with sorrow. "Farewell, King under the Mountain!" he said. "This is a bitter adventure, if it must end so; and not a mountain of gold can amend it. Yet I am glad that I have shared in your perils—that has been more than any Baggins deserves."

List four important ecosystem services that benefit humans

Answers

Answer:

1)Provisioning Services. When people are asked to identify a service provided by nature, most think of food. Fruits, vegetables, trees, fish, and livestock are available to us as direct products of ecosystems. ...

2)Regulating Services. ...

3)Cultural Services. ...

4)Supporting Services

A provisioning service is any type of benefit to people that can be extracted from nature. Along with food, other types of provisioning services include drinking water, timber, wood fuel, natural gas, oils, plants that can be made into clothes and other materials, and medicinal benefits.

Regulating Services

Ecosystems provide many of the basic services that make life possible for people. Plants clean air and filter water, bacteria decompose wastes, bees pollinate flowers, and tree roots hold soil in place to prevent erosion.

Cultural Ecosystem Services (CES) are the non-material benefits people obtain from nature. They include recreation, aesthetic enjoyment, physical and mental health benefits and spiritual experiences. They contribute to a sense of place, foster social cohesion and are essential for human health and well-being

Supporting services make human life possible by, for example, providing nutritious food and clean water, regulating disease and climate, supporting the pollination of crops and soil formation, and providing recreational, cultural and spiritual benefits.

Many students struggled or felt isolated when they first started AP. Why do you think this is common, and why do students’ experiences change and improve with time? What do students do to feel more confident and comfortable? Please illustrate your response using examples from your experiences, the stories in the video, or the experiences of people you know. Your responses help future students like you taking AP and may be anonymously shared.

Answers

Many students struggled or felt isolated when they first started AP due to the fact that advanced placement courses are tough.

An advanced placement refers to a standardized test that's taken by high school students.

Students that score well on the test can earn college credit. Also scoring well in the advanced placement ensures that the student can bypass some general education requirements when they enroll in college.

It should be noted that several students struggled or felt isolated when they first started advanced placement due to the fact that advanced placement courses are tough. With constant practice and learning, such students improve on their courses and eventually pass the test.

When I wanted to take my AP, I was scared due to the information that I got from my friend. He told me that AP was tough. I had to read and prepare well and I passed. It's vital for one to study well in order to pass.

Read related link on:

https://brainly.com/question/19273481

Answer:

Everyone knows AP courses are tough-- tougher than CP and Honors. It is a lot to ask for a 15/16-year-old to be able to handle college coursework but, with requirements getting stricter each year, many students decide this is the right path for them; which is great- however, most students don’t adjust well at this age-- and that's okay too.

I, for example, was not taking any APs last year, but most of my friends were; and I kind of felt behind, or, even less intelligent than them. I am taking 3 AP classes this semester, and to be honest, I am scared-- I am scared of not doing well on tests or not earning college credit. It's normal to feel this way- although, a lot of times I have to remind myself of that; because I get anxious and stressed out pretty easily.

I think students improve with time because they get used to it. They learn along the way that the anxiety they feel at the beginning will ease itself out. It's the pressure of thinking it's the hardest thing in the world- students all over the school talking about how much work they have or how hard their AP tests were... but it's all about adjusting to it.

For example, when you take all CP courses and then suddenly decide to take an Honors course- you are challenging yourself, you are trying to improve your learning skills... and that's something to be proud of! Then, you have to take your own time to adjust to it-- and that may be more or less time than your peers. Truthfully, the worst thing you can do to yourself is judge or compare your intelligence to other students. You will learn that it's going to be tougher at the beginning, but if you continue to push yourself, you will be fine!

Match each character with the correct description.

Brutus and Cassius
Tribunes
Mark Antony
Caesar

Senators who fear that Caesar has too much power
Senator and assistant to Caesar
Lower-ranking officials who narrate some events of the play
Ruler of Rome

Match each character with the correct description.Brutus and Cassius TribunesMark AntonyCaesarSenators

Answers

Answer:

Brutus and Cassius - Senators who fear that Caesar has too much power

Tribunes - Lower- ranking officials who narrate some events of the play

Mark Antony - Senator and assistant to Caesar

Caesar - Ruler of Rome

Explanation:

I just took the test. Got it right 100%.

What does Q and A mean?
If u know it it's easy points.

Answers

Question and answer :)

is when a person ask u questions

Which of the following best describes a limiting factor of renewable energy

Answers

Answer:

B

Explanation:

Answer:

B.) The weather has not produced much wind today.

Explanation:

got it right on edge 2021

Randy wants to attach a 29 foot string of lights to the top of the 13 foot mast of his sailboat. How far
from the base of the mast should he attach the end of the light string? Round your answer to two
decimal places.
H=
13 feet
x
29 feet
feet

Answers

Answer:njn

Explanation:

n n

What are the "Three C's"?
O Character, Competence and Charisma
O Competence, Connection, Credibility
O Competence, Content, Compassion
O Character, Content, Connect

Answers

Answer:

A. Character, Competence and Charisma.

Explanation:

Presentation can be defined as an act of talking or speaking formally to an audience in order to explain an idea, piece of work, project, and product with the aid of multimedia resources or samples.

Basically, any speaker who wish to create an effective presentation should endeavor to interact frequently with the audience by holding a conversation.

This ultimately implies that, to create an effective presentation, speakers are saddled with the responsibility of interacting more often with the audience by taking questions, making a joke, getting them to repeat informations loud at intervals etc.

Additionally, speakers are advised to be passionate and show enthusiasm during their presentation because it would enhance their ability to speak confidently and as such leading to an engaging presentation.

Hence, the "Three C's" that should be possessed by a good or professional speaker are Character, Competence and Charisma.

managment is not a choice it is necessity

Answers

Answer:

The Need for Management: Management is needed in order to coordinate the activities of a business and make sure all employees are working together toward the accomplishment of the organization's goals.

What are dysfunctional relational triangle?

Answers

In the context of psychology and relationships, a dysfunctional relational triangle refers to a pattern of interaction and dynamics between three individuals that is characterized by unhealthy or dysfunctional behavior. It typically involves three roles within the triangle:

1. Victim: The victim role is often portrayed by an individual who feels helpless, oppressed, or victimized within the relationship. They may experience emotional or physical abuse and have a limited sense of control or power.

2. Persecutor: The persecutor role is assumed by an individual who exhibits controlling, aggressive, or abusive behavior towards the victim. They may engage in manipulative tactics, intimidation, or belittling the victim.

3. Rescuer: The rescuer role is taken on by an individual who attempts to save or rescue the victim from the persecutor. They may enable or reinforce the victim's helplessness by taking responsibility for their problems or trying to fix the situation.

These roles interact with each other in a dynamic and often cyclical manner. For example, the persecutor may target the victim, leading the rescuer to intervene and protect the victim, which reinforces the victim's role. Over time, these patterns can become entrenched and contribute to dysfunction and unhappiness within the relationships.

It's important to note that dysfunctional relational triangles can occur in various types of relationships, such as romantic partnerships, family dynamics, or workplace interactions. Recognizing these patterns and working towards healthier communication, boundaries, and problem-solving can help break the cycle and promote more functional relationships.

Ecosystems around undersea vents are based on photosynthesis. True False

Answers

False is the correct answer

Name: LASS OF 2020 Hour: CLASS Which grade is more likely to go to prom? 202 Date: The student council at a large high school is wondering if Juniors or Seniors are more likely to attend Prom. They take a random sample of 50 Juniors and find that 28 are planning on attending Prom. They select a random sample of 45 Seniors and 29 are planning on attending. Hypotheses: Do the data provide convincing evidence that a higher proportion of Seniors are going to prom than Juniors? Use a 5% significance level.
STATE: Parameter: Statistic: Hypotheses: Significance Level:
PLAN: Name of procedure: Check Conditions:
DO: Mean: Standard Deviation: Picture: General Formula: Specific Formula: Work: Test Statistic: P-value:
CONCLUDE:

Answers

Answer:

Explanation:

STATE:

Parameter of interest: Proportion of Juniors attending Prom (p1) and proportion of Seniors attending Prom (p2)

Statistic: Proportions from the random samples of Juniors and Seniors attending Prom

Hypotheses:

Null Hypothesis (H0): p1 = p2 (The proportion of Juniors attending Prom is equal to the proportion of Seniors attending Prom)

Alternative Hypothesis (HA): p2 > p1 (The proportion of Seniors attending Prom is higher than the proportion of Juniors attending Prom)

Significance Level: 0.05

PLAN:

Name of procedure: Two-sample z-test for proportions

Check Conditions:

Random Sampling: The samples are randomly selected, and both groups are less than 10% of the population size.

Independent Samples: The samples are independent, and the selection of Juniors for the sample does not affect the selection of Seniors.

Success-Failure Condition: Both sample sizes are greater than or equal to 10, and the expected number of successes and failures in both groups are greater than or equal to 5.

DO:

Mean: The difference in sample proportions: p2 - p1 = 29/45 - 28/50 = 0.2222

Standard Deviation: sqrt((p1*(1-p1)/n1) + (p2*(1-p2)/n2)) = sqrt((0.560.44/50) + (0.64440.3556/45)) = 0.122

Picture: This is a right-tailed test.

General Formula: (p2 - p1) - null value / standard error

Specific Formula: (0.2222 - 0) / 0.122 = 1.820

Test Statistic: The test statistic is 1.820.

P-value: Using a z-table or calculator, the p-value is 0.034.

CONCLUDE:

Since the p-value of 0.034 is less than the significance level of 0.05, we reject the null hypothesis. The data provide convincing evidence that a higher proportion of Seniors are going to prom than Juniors at this high school.

13 Aiko loves posing for photos, especially as he has gotten older. He has several social media accounts and only chooses modest pictures to post for his followers. Considering that private information can easily be leaked and shared online, what is the BEST policy for Aiko to make for himself? A. Only save revealing photos to his local computer. B. Change his cloud password once a month to secure his photos. C. Use a separate zip drive to store the more revealing photos. D. Don’t upload revealing photos to any online account.

Answers

Don’t upload revealing photos to any online account is the best policy for Aiko to make for himself. Social media are interactive technologies that make it easier to create and share content across virtual communities and networks, including information and other kinds of expression.

What is Social media ?

Through virtual communities and networks, social media are interactive technologies that facilitate the creation and sharing of information, ideas, interests, and other forms of expression.

Users typically access social media services via web-based desktop apps or by downloading services that provide social media functionality to their mobile devices. When users interact with these electronic services, they create highly interactive platforms on which individuals, communities, and organisations can share, co-create, discuss, participate in, and modify user-generated or self-curated online content.

Furthermore, social media is used to document memories, learn about and explore things, advertise oneself, and form friendships, as well as the development of ideas through the creation of blogs, podcasts, videos, and gaming sites.

To learn more about Social media refer:

https://brainly.com/question/23976852

#SPJ1

How did Everest & Jennings lose their grip on
the wheel industry

Answers

Everest & Jennings lose their grip on

the wheel industry due to corruption and arrogance.

Herbert Everest and Harry Jennings established the most successful company in wheelchair history for 50 years then but due to its corrupt dealings, the company fell from grace to grass.

E&J's company experience success in their first innovation. In 1968, the company expanded international and engaged in buy-out campaign, thereby controlling 90-percent of the wheelchair market in the U.S., and fully dominating Canada, Mexico, England etc.

E&J's had unique business growth and market share, but it did not practiced innovation or improvement within its product line, with wheelchairs in the 1970s and they started to mimick others.

E&J monopolized the wheelchair market, and they gave charge as they wished. It was very expensive. By 1973, they had no regard for business ethics or consumers' needs.

The U.S. Justice Department, in 1977, filed an antitrust suit against E&J. The charge against them was "monopolizing and trying to monopolize the manufacture and sale of wheelchairs," .

The lawsuit and consumer discontentment in the early 1980s brought a sharp increase in competition for E&J. Quickie brand took over the market and E&J company crumbled.

Learn more from

https://brainly.com/question/18270323

the student government association at a university is interested in the student body's opinions on a docket of topics. The leaders go about this by taking a survey and would like to take a simple random sample of 300 students. Which of the following survey methods would produce a random sample

Answers

Well, leaders conduct surveys and ask for a small random sample of 300 students. Um Which of these samples, using which sampling techniques, will result in a...

What is the full meaning of students?

noun. a student, particularly one who is enrolled in a school or college; a Yale University pupil. any person interested in human nature who thoughtfully explores, investigates, or examines. Apostrophe + s should be used when referring to a single student: Science was the pupil's most favoured subject. We are discussing a student's preferred subject in the statement above. An apostrophe should be used when referring to numerous students. "student" is singular. plural. students (countable) One who studies a subject, particularly in school, is referred to as a student.

To know more about sampling visit:-

https://brainly.com/question/13287171

#SPJ1

You have decided to conduct a survey on whether a political candidate will be popular with Latino voters. What is an advantage of the survey method?

Answers

Answer:

jhsjkkVérifier la compréhension des documents (Livre de

l'élève, p. 76). Complétez.j

a. Marie-Claire a fait

en Normandie.

b. Elle a fait le voyag

Explanation:

Vérifier la compréhension des documents (Livre de

l'élève, p. 76). Complétez.

a. Marie-Claire a fait

en Normandie.

b. Elle a fait le voyag

if an employee is properly trained, he should be able to demonstrate all of the following competencies EXCEPT

Answers

Answer: If an employee is properly trained, he should be able to demonstrate all of the following competencies except identifying by price and quality the most desirable suppliers.

Explanation:

Other Questions
What is the slope of the line shown in the graphA). -1B). -2C). -1/2D). -2 you buy a car for 12,000. you take out a loan for the entire amount of the car at 3.5% interest for 3 years. how much did you pay total for the car Before you can multiply two matrices together, the number of ___ in the first matrix must equal the number of rows in the second matrix. Do you support drafting a new governing document or revising the Articles of Confederation? Find three consecutive odd integers such that the sum of the first, two times the second and three times the third is 82.A) 6x + 8 = 82B) 6x + 16 = 82C) 3x + 3 = 82D) 3x + 6 = 82 UVSY, TXTW, STTU, and XYVW. Complete the proof that SWYUXV.SYUVTWX Given: MPN is a right angle, NP is a perpendicular bisector to MO Prove: MNP ONP Write an equation of a line that passes through (3,2) and (-5,6). the sum of the height and radius of a right cylinder is 12 inches. what is the maximum volume of this cylinder In a eukaryotic cell, what's a non-organelle part of the cell? Could someone help write a theme statement for "Lamb of the Slaughter" around the motif of manipulation? Commercial software packages must undergo unit and integration testing similar to that of in-house developed systems, although system testing usually is not performed. a. true b. false What is the device used for the calculations of payment and balancing the accounts record s an object slides across a horizontal surface such that it slows down due to the force of friction that is exerted on the object. the object and the direction of its displacement are shown in the figure. which of the following free-body diagrams could represent the forces that are exerted on the object? PLS HELP ME ILL GIVE YOU 32 POINTS!! AND BRAINIESTHow did fascism and Nazism similarly influence the rise of totalitarian governments in Italy and Germany?A. They endorsed a parliamentarian government in which elected officials represent the people.B. They opposed a command economy, which resulted in economic growth and support from the people.C. They promoted an extreme form of nationalism to gain the support of citizens in Italy and Germany.D. They attracted many supporters because the rights of the individual were a key aspect of their governments. Helping a helpless individual intuitive thinking brainly. que significa que los jueces tengan estabilidad en su empleo es de politica me ayudan porfa What is the ICD-10 code for moderate asthma exacerbation? Which number represents 50% of 74?A. 35B. 37C. 38D. 39 is a rotting log considered living or non living? why?