The gym teacher of a large high school wants to estimate the mean number of pushups students at this school can do in one minute. He selects a random sample of 30 students from those who are there after school for sports practices. He records how many pushups each of the students in the sample can do in determines that he is 90% confident that the interval from 24.1 to 28.5 captures the mean number of pushups that students at this school can do in one minute. A.Interpret the confidence level. B.Explain what would happen to the length of the interval if the confidence level were increased to 99%.
The gym teacher is 90% confident that the mean number of pushups the students can do in one minute is between 24.1 to 28.5
Confidence interval
The confidence interval is given by:
Confidence interval = mean ± margin of error.
Given that the interval is 24.1 to 28.5, hence:
The gym teacher is 90% confident that the mean number of pushups the students can do in one minute is between 24.1 to 28.5
The length of the interval would increase if the confidence level were increased to 99%.
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What is a political phenomenon
What two things must a sewage system do?
Which one of the following is not true about the use of insecticides and herbicides in agriculture?
A)
they contaminate the food that is grown
B)
they control plant and insect populations
C)
there is a potential risk associated to their usage
D)
they may be harmful to humans either in the long and/or short term.
E)
there is no potential risk asociated with their use
Answer:
A they contaminate the food that are grown
the answer should be E
Below is computer output from the least squares regression analysis on the body mass index, BMI, and percent body fat for 10 randomly selected adult males. Which of the following represents the 95% confidence interval for the slope of the regression line relating BMI and percent body fat for the population of adult males?
The option that represents the 95% confidence interval for the slope of the regression line relating BMI and percent body fat for the population of adult males is (C) 1.695\pm 2.306(0.2280)1.695±2.306(0.2280)
How to explain the informationDegrees of freedom = 10 - 2 = 8
For 8 degrees of freedom and 95% confidence interval,
Critical t value = 2.306
Hence,
Correct 95% confidence interval will be:
1.695 \pm 2.306(0.2280)
Option C is correct.
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Below is computer output from the least squares regression analysis on the body mass index, BMI, and percent body fat for 10 randomly selected adult males. Which of the following represents the 95% confidence interval for the slope of the regression line relating BMI and percent body fat for the population of adult males?
(A) -20.096\pm 2.21(2.786)−20.096±2.21(2.786)
(B) 1.695\pm 7.432(0.2280)1.695±7.432(0.2280)
(C) 1.695\pm 2.306(0.2280)1.695±2.306(0.2280)
(D) 1.695\pm 2.262(0.2280)1.695±2.262(0.2280)
(E) 1.695\pm 2.228(0.2280)1.695±2.228(0.2280)
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Two dice are rolled. Event A is that the sum of the numbers is 7 or 11. Event B is that the sum of the numbers is 11 or 12. Find the probability of Event A or B, i.e., find P (A union B).
I got 9/36
Answer:
There are 36 total possible ways the dice may fall.
Ways to get a 7: 1+6, 2+5, 3+4, 4+3, 5+2, 6+1 : 6 ways.
Ways to get an 11: 5+6, 6+5 : 2 ways.
So there are 8 ways the sum can be 7 or 11 out of the 36 total possibilities. Probability: 8/36=2/9.
Answer:
9/36 = 1/4
Explanation:
sums:
7 = 6 combinations
11= 2 combinations
12= 1 combination
Event A 7 or 11
Event B 11 or 12
P(A∪B) = 9/36
Hope this helps
Why did civilization begin in ancient Egypt?
Egyptian civilization developed along the Nile River in large part because the river's annual flooding ensured reliable, rich soil for growing crops. ... Ancient Egyptians developed wide-reaching trade networks along the Nile, in the Red Sea, and in the Near East.
According to John Watson and B. F. Skinner, psychology is best defined as
O the science of behavior
O the science of mental processes
O the science of behavior and mental processes
O the science of unobservable events.
O the science that does not use the scientific method.
A special interest group wants the federal government to increase pollution controls on manufacturing plants.
(A) Describe how the free-rider effect will affect the group's success.
(B) In the context of the scenario, explain how the interest group will attempt to influence the legislative process.
(C) In the context of the scenario, explain why the interest group might try to seek its policy goals through the bureaucracy rather than through Congress.
Answer:
Here's what I put. I don't have a grade yet but I've been getting almost all 100%'s.
Explanation:
A) The free-rider effect is defined as a "type of market failure that occurs when those who benefit from resources, public goods (such as public roads or hospitals), or services of a communal nature do not pay for them[1] or under-pay. Free riders are a problem because while not paying for the good (either directly through fees or tolls or indirectly through taxes), they may continue to access or use it. Thus, the good may be under-produced, overused or degraded." This effect will negatively affect the group's success because the government is happy to look the other way and collect the tax benefits (among other things) that the factories give the government. The government benefits from the factories, so they wouldn't really have an incentive to take the group seriously.
B) The interest group might try to influence the legislative process by convincing multiple different representatives in Congress to support their idea and/or introduce the idea as a bill. If they get enough of them to support their idea, they will have a few guaranteed votes, and there will be a larger chance that more representatives will support this idea.
C) The interest group might try to seek its policy goals through the bureaucracy rather than through Congress because their idea doesn't necessarily need to be a law. The higher-up government officials in multiple different areas are the ones who are able to make the most difference because there isn't the issue of a divided House and Senate. They can also usually make changes much more quickly than Congress can
Determine the diameter of one cylinder can of centimetres
Calculating the diameter of a cylinder requires one to measure the distance across its circular base.
How to calculate the valueHere's how it can be done:
Utilize either a measuring tape or ruler and place it on the circumference of the cylinder's bottom.
Line up one end of the device with one side of the base, then read its measurement from the opposite edge.
The given reading thus portrays the diameter of the cylinder in centimeters.
If you are unable to calculate the diameter straightaway, you can always use the formula for the volume of a cylinder (V = πr^2h), which helps determine V, r, as well as h, being respectively the cylinder's volume, radius, and height.
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when you go to a restaurant, you know that there is a certain sequence of things that you need to do: (a) wait to be seated, (b) order, (c) eat, and then (d) pay. in other words, you have a ____ for what needs to be done at restaurants
A: Frame
B : Script
C: Sterotype
D: Heuristic
Answer:
B : Script
Explanation:
When you go to a restaurant, you know that there is a certain sequence of things that you need to do: (a) wait to be seated, (b) order, (c) eat, and then (d) pay. in other words, you have a script for what needs to be done at restaurants
why would some Arab or Chinese historians be skeptical about any claims for feudalism’s special place in world history.
Answer:
Because they were quite similar at the time and even then they were affected by Arab customs and vice versa. It is a controversial topic because everyone has their own idea of how they remember feudalism or think feudalism worked back then.
Explanation:
What was the primary reason that William Penn granted religious freedom in his colony?
O To antagonize the Puritan New England colonies in response to their disdain of the Quaker religion
To encourage settlers to come to his colony
To provide a haven for all religions being persecuted Europe
To foster peaceful coexistence with the Native American population in Pennsylvania
Answer: To encourage settlers to come to his colony
Explanation:
The colony of Pennsylvania was founded by William Penn on land given to him by the King of England to settle a debt that the King had owed to Penn's father. The King then named the colony after Penn's father.
William had asked for the land in order to allow him set up a colony where the Quakers (himself a Quaker as well), could attain religious freedom and be free from persecution.
In order to get more people to settle in the colony, William allowed for religious freedom at a time where the other colonies were still dragging their feet about it. This led to many people settling in Pennsylvania like William wanted.
what is a society according to information society
According to the concept of an information society, a society can be defined as a group of individuals who are connected through various forms of information and communication technologies.
In an information society, the primary means of social interaction and communication are through digital networks such as the internet, social media, and other communication technologies.
A society in an information age is characterized by the abundance of information and the speed at which it is transmitted, processed and stored. The widespread access to technology has enabled individuals to share information and collaborate on a global scale.
As a result, the traditional boundaries of communities have been redefined, and individuals can now form virtual communities based on shared interests, beliefs, and goals.
In an information society, the development and application of digital technologies have transformed the way people live, work, and interact with one another.
This has led to the emergence of new forms of social organization and governance, such as e-democracy and digital citizenship, that reflect the changing dynamics of social and political life.
Overall, a society in an information age is one that is heavily reliant on technology and interconnectedness, and where access to information is a crucial determinant of power and influence.
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Atoms of the same element can have different properties. (1 points)
True
False
Question 2 (4 points)
(02.01 LC)
Match the term with the definition. (4 points)
Column A
1.
Atom
:
Atom
2.
Particle
:
Particle
3.
Phase
:
Phase
4.
Scientific theory
:
Scientific theory
Column B
a.
the basic unit of an element
b.
a tiny fragment or piece of matter
c.
an explanation for some naturally occurring event
d.
a unique form of matter in which it can exist
Question 3 (4 points)
(02.01 LC)
Match the term with the definition. (4 points)
Column A
1.
Liquid
:
Liquid
2.
Plasma
:
Plasma
3.
Solid
:
Solid
4.
Gas
:
Gas
Column B
a.
particles packed closely together that vibrate in place
b.
particles spread far apart that move around freely.
c.
an ionized gas of positively and negatively charged particles
d.
particles that slide past one another
Question 4 (1 point)
(02.01 MC)
Which state of matter does this image represent? (1 points)
Image of rocks
a
Solid
b
Liquid
c
Gas
d
Plasma
Question 5 (1 point)
(02.01 MC)
Which state of matter does this model represent? (1 points)
Image of particles loosely packed that fill the bottom of the container
a
Solid
b
Liquid
c
Gas
d
Plasma
Question 6 (1 point)
(02.01 MC)
The energy to form plasma comes from which of the following sources? (1 points)
a
The movement of particles
b
Attractive forces between particles
c
The shape of the plasma
d
Heat or electricity in the atmosphere
pls i need it ASP! i will give 100 points. Pls i need these answers ASP! ASP! ASP!
Atoms of the same element can have different properties. False
Column A
The terms are correctly matched with definition below:
a. The basic unit of an element. Atom
b. A tiny fragment or piece of matter. Atom
c. An explanation for some naturally occurring event. Scientific theory
d. A unique form of matter in which it can exist. Phase
Column B
The terms are correctly matched with definition below:
1. Particles packed closely together that vibrate in place. Solid
2. Particles spread far apart that move around freely. Gas
3. An ionized gas of positively and negatively charged particles. Plasma
4. Particles that slide past one another. Liquid
The state of matter which rock image belong to is solid. Option a
The state of matter which an image of particles loosely packed that fill the bottom of the container is liquid. Option b
The energy to form plasma comes from heat or electricity in the atmosphere. option d
What meant by an atom?This can be defined as the smallest and simplest indivisible particle of an element which takes part in a reaction.
So therefore, atoms of the same element can have different properties. False
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INTRO TO PSYCHOLOGY
Describe at least 4 environmentally influenced learned behaviors using your own life experience.
Answer:
One of the learned behaviors that I have learned through environmental change is to only toss the trash in the trash can and to use as little plastic as possible.
To eliminate smog and other hazardous inhalers, environmentally friendly practices should be adopted.
The Examples are:
The first could be the parental influence, in that it is in genetics. My mother used to wake up early have a bath and then used to do regional rituals every day she put this habit into me and the habit is still with me and I love doing it with my mother.
Another example could be cultural influences, such as how my family's habits, traditions, and customs shaped my behavior and how I now do similar things. My personal values, the way I speak, and the way I dress.
Explanation:
An object with a mass of 2.0 kg accelerates 2.0 m/s2 when an unknown force is applied to it. What is the amount of the force?
Which of the following best describes a city with excessive suburban sprawl?
A. It has a large population spread out over a large area.
B. It has a small population spread out over a large rural area.
C. It has a small population densely packed into a small area.
D. It has a large population densely packed into a small area.
SUBMIT
Answer:It has a large population spread out over a large area.
Explanation:
tả con trâu đang gặm cỏ
Answer:
While the African buffalo is sometimes considered a bulk grazer, other studies indicate that they can be selective and show seasonal variations in their home ranges. Buffalo formed home ranges non-randomly within the study area, choosing vegetation of higher quality and quantity.
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Place each structural name in the proper category in order to indicate whether the underlined term denotes a singular, plural, or adjectival ending.
To properly categorize each structural name indicating whether it denotes a singular, plural, or adjectival ending, we need the list of structural names.
Without the specific terms, it is not possible to provide a categorical classification. However, I can explain the general patterns of singular, plural, and adjectival endings in structural names:
1. Singular Endings: Singular endings typically indicate a single entity or element. Examples of singular endings in structural names include "-ium" (e.g., titanium), "-us" (e.g., nucleus), and "-a" (e.g., formula).
2. Plural Endings: Plural endings often indicate multiple entities or elements. Examples of plural endings in structural names include "-a" (e.g., mitochondria), "-i" (e.g., fungi), and "-es" (e.g., processes).
3. Adjectival Endings: Adjectival endings modify or describe a noun. These endings are typically used to denote characteristics or properties of the structural names. Examples of adjectival endings include "-ic" (e.g., carbonic), "-ous" (e.g., aqueous), and "-al" (e.g., structural).
By analyzing the specific terms and their endings, one can determine whether they fall into the category of singular, plural, or adjectival endings.
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Read this excerpt from a passage.
"Opponents of cell phone use in schools believe that cell phones are a distraction to many
students. They argue that if students have access to personal calls and texts, they will not focus on
their classwork. However, it is possible that cell phones can be advantageous for both teachers and
students. Educational applications and Internet access on smart phones are useful tools. In history
classes, for example, cell phones can be used to explore primary sources on the Internet or to find
facts about current events that are not yet in textbooks. Cell phones can also be used to increase
student collaboration, critical thinking, and personalized feedback from teachers (Biancarosa &
Griffiths, 2012). Cell phones are already enhancing some classroom experiences. According to a Pew
Research Center study, 73 percent of Advanced Placement and National Writing Project teachers
claim that their students use cell phones to complete assignments in their classrooms (Higgins,
2013)."
Which of these is the attributive phrase that identifies the source of the percentage of Advanced
Placement and National Writing Project teachers who allow students to use cell phones to complete
assignments?
Answer: Pew
Research Center study
Explanation:
The attributive phrase that identifies the source of the percentage of Advanced Placement and National Writing Project teachers who allow students to use cell phones to complete assignments is "according to a Pew Research Center study."
What is the use of a research center?An establishment created for conducting research is known by various names, including research institute, research center, research center, and research organization. Research institutions may focus on basic research or may have an applied research bent.
Washington, D.C.-based, impartial American think organization called The Pew Research Centre. It offers details on the socioeconomic problems, societal attitudes, and demographic trends influencing both the US and the rest of the world.
Studies that are timely and significant draw interest, which raises the profile of the institution as a whole. Universities attract professors, students, funding, media attention, and even donations as they become recognized for their research in particular subjects.
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According to ____ ____ findings, individuals with depression show
significantly less brain activation when shown pictures of humans expressing strong emotions than those without depression.
Answer:
Neuroimaging
Explanation:
James is the captain of a competitive soccer team. They usually do well in tournaments and other competitions, and they typically have several college coaches scouting players at each game. James just found out the team was selected to play in the national playoffs.
Part A
Explain how these concepts could help his performance:
Intrinsic motivation
Epinephrine
Somatic nervous system
Self-efficacy
Part B
Explain how these concepts could hinder his performance:
Arousal theory
Proactive interference
External locus of control
Answer and Explanation:
Intrinsic motivation: It will allow James to have confidence in his abilities and to believe that he will be able to overcome all the difficulties that may arise and that will try to prevent him from winning.
Epinephrine: It is the hormone that allows an individual's body to feel ready to do great things, which will generate very beneficial and great results.
Somatic nervous system: It will provide motor impulses to the muscles, allowing JAmes to perform the correct movements to achieve his goals.
Self-efficacy: It will allow James to believe that the commitment and effort he has had is sufficient to make him able to achieve his goals within the game.
Arousal theory: It will make James very excited to win the game, and can make him act inconsequential and very desperate, disrupting his performance.
Proactive interference: It can overload James' brain, making him forget essential information for the game to win.
External locus of control: It will make sure that James does not believe he is in control of the situation, causing him to not know what to do and to start acting unthinkingly.
Franklin has to plant a tree in a client’s backyard. He takes a shovel from his truck and digs the hole. If Franklin has the habits of an organized person, when he finishes digging the hole, Franklin will immediately _______. a. Call his wife to remind her of an appointment b. Carefully place the tree into the hole c. Put his shovel out of the way of his next task d. Take a break to rest before moving on
Answer:
I'm pretty sure it's C
If it's not C then it's B
But I'm pretty sure it's C lol
Answer:
Its C
Explanation:
What is the generic name for digital currency
Explanation:
bitcoin is the generic name for digital currency..
hope it helps.
stay safe healthy and happy.
Do you agree that inquiring on something means you are researching about it? explain your point
Answer:
No, I don't agree that inquiring on something means you are researching about it, mainly because an inquiry will not necessarily be intended to satisfy an informative need on the part of the questioner, but may also point to being a rhetorical question, or to be a trigger for a debate or discussion between the parties. That is to say, in short, an inquire is a communication tool that is not always used in order to obtain information about the thing that is being asked.
It should be noted that inquiring about something means you are researching about it. Therefore, it is true.
What is a research?A research is a systematic investigation into and study of materials and sources to establish facts and reach new conclusions.
Inquiring about something means you are researching about it. This is done when someone wants to get more insight about a topic.
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2.3. Develop an awareness campaign, on how people should behave during the HIV and AIDS pandemic. Answer the following questions; • How does HIV and AIDS infect a person? ● How does HIV and AIDS affect human beings? Name at least FOUR of the HIV and AIDS symptoms. ● What can be done to minimize HIV and AIDS spread? What can be done by those who have contracted HIV and AIDS in protecting/managing it? ● ● In your view do you spread of HIV and AIDS. Motivate Your Answer Page [16] think the government is doing enough to stop the SEKHUKHUNE (2x2) (4) (2x2) (4) (4x1) (4) (2) (2x2) (4) (2x2) (4)
HIV infects through body fluid exchange, cuts, sharing needles, unprotected sex, and pregnancy/childbirth.
What is the awareness campaign?The symptoms are:
HIV weakens the immune system, making it hard to fight diseases. HIV and AIDS symptoms include fever, weight loss, diarrhea, night sweats, and fatigue.To minimize spread, practice safe sex, get tested and treated for STIs, don't share needles, and take antiretroviral therapy during pregnancy, childbirth, and breastfeeding. People with HIV and AIDS can protect themselves by taking medication, safe sex, medical care, and avoiding harmful behaviors.
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You deposit $725 in an account that pays
4.5% annual interest compounded continuously. What is the balance after
3 years
Answer:
The balance after 3 years is $827.34
Explanation:
We are given that You deposit $725 in an account that pays 4.5% annual interest compounded continuously.
Principal = $725
Rate of interest = 4.5%
Time = 3 years
We are supposed to find the balance after 3 years.
Formula : \(A=P(1+r)^t\)
A= Amount
P = Principal
r = rate of interest in decimals
t = time
\(A=725(1+\frac{4.5}{100})^3\)
\(A=827.34\)
Hence the balance after 3 years is $827.34
What does this does?
©Global Alliance for Banking on Values
Answer:
Founded in 2009, the Global Alliance for Banking on Values (GABV) is an independent network of banks and banking cooperatives with a shared mission to use finance to deliver sustainable economic, social and environmental development.
Answer:
yes
Explanation:
yes
When designing a poll, what should you do to make sure that the poll is accurate and reliable
There are many things that you can do to make sure that the poll is accurate and reliable. Some of these include:
1. Make sure that the sample size is large enough. A larger sample size will give you a better chance of getting an accurate result.
2. Make sure that the sample is representative of the population. This means that it should be randomly selected and should be representative of the demographics of the population.
3. Make sure that the questions are clear and concise. The questions should be easy to understand and should not be leading.
4. Make sure that the questionnaire is administered properly. This means that the person administering the poll should be neutral and should not try to influence the results.
5. Make sure that the data is properly analyzed. This means that the results should be analyzed correctly in order to get an accurate result.
What is a poll?
A poll is when a group of people are questioned or canvassed in order to gather data or opinions that will be assessed. Polls are a useful tool for gauging the general agreement among respondents over a given issue.
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