can anyone thank you for me plz plz plz​

Answers

Answer 1

Answer:

first what is the question


Related Questions

May someone please be generous enough to read this and summarize it in your own words.
I will mark brainlist! Make sure to include an example/evidence from text.

PLEASE HELP ITS URGENT!!

May someone please be generous enough to read this and summarize it in your own words. I will mark brainlist!

Answers

this passage talks about the anti-german time period where America would try and ‘erase’ Germans. In the begging game of the passage, it says that Hollywood made multiple hate films against Germans, and the films depicted Germans as bad people. Americans also turned German food names to ‘liberty’ like ‘liberty steak’ and ‘liberty cabbage’. They avoided calling these foods original name because they were German names. Teddy Roosevelt wanted people to become “100% american” meaning that they needed to leave their cultures and beliefs behind and become a ‘true American’

the bell goes after recess (11:45am), and he regularly runs ou
of the room when it is time to move from the mat to his desk
Kyla has recently been diagnosed with dyslexia, and she ofte
disrupts the English class by calling out, swinging on her cha
and refusing to complete work. Kyla's work is printed on blu
paper.

Answers

Answer:

Explanation:

It sounds like both of these students may require additional support and accommodations to help them succeed in the classroom. The student who runs out of the room may benefit from a visual or auditory cue to help him transition from one activity to another. The student with dyslexia may benefit from additional support services, such as a resource teacher or assistive technology, to help her with reading and writing tasks. The use of blue paper may also be a helpful accommodation for her. It's important for the teacher to work with the students and their families to develop an individualized plan to meet their unique needs.

Answer:

For the student who regularly runs out of the room, it may be helpful to establish a clear routine and visual schedule for transitioning from the mat to the desk. You can create a picture schedule or use visual cues to help the student understand what is expected of them.
Additionally, you may want to have a conversation with the student to understand why they are running out of the room. They may be feeling overwhelmed, anxious, or bored.

Once you understand the root of the behavior, you can work together to find a solution.

For Kyla, it's important to recognize that dyslexia can make reading and writing challenging. Using blue paper can make it easier for her to read and focus on the task at hand. It may also be helpful to provide additional support during class, such as a note-taker or a reading buddy. If Kyla is disrupting the class, it may be helpful to have a behavior plan in place that outlines clear expectations and consequences. Additionally, you can work with Kyla to identify strategies that help her focus and manage her behavior, such as taking breaks, using fidgets, or practicing deep breathing.

One of the functions of sociology of education is the development of new social patterns (see p5 in SoE). Briefly discuss how this aim could be taught in the classroom. (3)​

Answers

Teaching the aim of developing new social patterns within the context of the sociology of education requires a comprehensive and interactive approach in the classroom.

Some strategies that could be used to effectively teach this aim:

1)Introduce case studies: Presenting real-life case studies that demonstrate social patterns and their consequences can help students understand the importance of developing new social patterns.

By analyzing these cases, students can identify existing social patterns, evaluate their impacts, and brainstorm potential alternatives.

2)Encourage critical thinking: Foster critical thinking skills by engaging students in discussions and debates about current social patterns and their implications.

Encourage them to question the status quo, challenge existing norms, and explore alternative social arrangements.

This can be done through open-ended questions, group activities, and analyzing conflicting viewpoints.

3)Collaborative projects: Assigning collaborative projects that require students to propose and develop new social patterns can be an effective way to engage them in active learning.

Students can work in groups to identify social issues, research potential solutions, and create action plans for implementing new social patterns.

This hands-on approach encourages creativity, teamwork, and problem-solving skills.

4)Guest speakers and field trips: Inviting guest speakers from various fields, such as sociology, education, and community organizations, can provide students with real-world insights into the development of new social patterns.

Organizing field trips to relevant community organizations or institutions can also give students the opportunity to observe and learn from initiatives that aim to create positive social change.

5)Reflective activities: Incorporate reflective activities, such as journaling, class discussions, or personal presentations, where students can express their thoughts, insights, and personal experiences related to social patterns.

Encourage them to critically reflect on their own behaviors, attitudes, and the potential impact they can have on social patterns.

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C=59(F−32) The equation above shows how temperature F, measured in degrees Fahrenheit, relates to a temperature C, measured in degrees Celsius. Based on the equation, which of the following must be true? A temperature increase of 1 degree Fahrenheit is equivalent to a temperature increase of 59 degree Celsius. A temperature increase of 1 degree Celsius is equivalent to a temperature increase of 1.8 degrees Fahrenheit. A temperature increase of 59 degree Fahrenheit is equivalent to a temperature increase of 1 degree Celsius. A) I only B) II only C) III only D) I and II only

Answers

Answer:    c

Explanation: makes sence

Answer:

D- i and ii only

A temperature increase of 1 degree Fahrenheit is equivalent to a temperature increase of 59 degree Celsius. A temperature increase of 1 degree Celsius is equivalent to a temperature increase of 1.8 degrees Fahrenheit.

Explanation:

Recall that Benford's Law claims that numbers chosen from very large data files tend to have "1" as the first nonzero digit disproportionately often. In fact, research has shown that if you randomly draw a number from a very large data file, the probability of getting a number with "1" as the leading digit is about 0.301. Now suppose you are an auditor for a very large corporation. The revenue report involves millions of numbers in a large computer file. Let us say you took a random sample of n = 225 numerical entries from the file and r = 51 of the entries had a first nonzero digit of 1. Let p represent the population proportion of all numbers in the corporate file that have a first nonzero digit of 1.

Use the value of the sample test statistic to find the corresponding z value. (Round your answer to two decimal places.)


Find the P-value of the test statistic. (Round your answer to four decimal places.)
P-value =

Answers

Answer:

We can use the formula for the test statistic for a hypothesis test of a single proportion:

z = (p-hat - p) / sqrt(pq/n)

where p-hat is the sample proportion, p is the hypothesized population proportion (0.301 according to Benford's Law), q = 1 - p, and n is the sample size.

Plugging in the values given, we get:

z = (0.2278 - 0.301) / sqrt(0.301*0.699/225) = -2.83

To find the P-value, we need to find the probability that a standard normal distribution is less than -2.83 (since this is a left-tailed test). Using a standard normal table or calculator, we find this probability to be 0.0023.

Therefore, the P-value is 0.0023.

Explanation:

Question 1 of 10
Which of these is an example of a discrete random variable?
A. Weight of a child
O B. Length of a fish
O C. Hours worked at a job
O D. Last digit of a phone number
SUBMIT

Answers

B is the right answer

The option which is an example of a discrete random variable is: D. Last digit of a phone number.

What is a discrete random variable?

A discrete random variable can be defined as a type of data set in which all the outcomes or number of possible values are both finite and countable.

This ultimately implies that, a discrete random variable must always have a whole numerical value and an example is the last digit of a phone number.

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the average age of a vehicle registerd in the united state in 8 year or 96 month . assume the standard deviation is 16 month .if random sample 36 month is selected .find the probabilty that the mean of their age a. betwen 90 and 100

Answers

Answer: The average age of a vehicle registered in the United States is 8 years or 96 months. Assume the standard deviation is 16 months. If a random sample of 36 vehicles is selected, find the probability that the mean of their age is between 90 and 100 months.

---------------------------

Find the t-scores of 90 and 100.

---------------------------

t(90) = (90-96)/[16/sqrt(36)]

= -6/(16/6) = - 2.25

---------------------------

t(100) = (100-96)/[16/36)] = 4*6/16 = 1.5

----------------------------

P(90 < t-bar < 100) = P(-2.25< t < 1.5) = tcdf(-2.25,1.5,35) = 0.9133

========================

Happy Holidays

Muhammad Zayaan Yasir

Explanation:

A sample of 1300 computer chips revealed that 66% of the chips do not fail in the first 1000 hours of their use. The company's promotional literature claimed that above 63% do not fail in the first 1000 hours of their use. Is there sufficient evidence at the 0.10 level to support the company's claim? State the null and alternative hypotheses for the above scenario.

Answers

The hypothesis of the question is written below

H0: (p ≤ 0.63)

H1:  (p > 0.63)

How to write the hypothesis

The hypothesis for the given scenario can be summarized as follows:

Null Hypothesis (H0): The proportion of computer chips that do not fail in the first 1000 hours of use is 63% or less. (p ≤ 0.63)

Alternative Hypothesis (Ha): The proportion of computer chips that do not fail in the first 1000 hours of use is greater than 63%. (p > 0.63)

The null hypothesis assumes that the company's claim is not supported, suggesting that the proportion of chips not failing within 1000 hours is 63% or lower. T

he alternative hypothesis counters this claim and proposes that the proportion is higher than 63%. The significance level chosen for the test is 0.10, which will be used to evaluate the evidence from the sample data.

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Five thousand tickets are sold at​ $1 each for a charity raffle. Tickets are to be drawn at random and monetary prizes awarded as​ follows: 1 prize of ​$900​, 3 prizes of ​$200​, 5 prizes of ​$​40, and 20 prizes of​ $5. What is the expected value of this raffle if you buy 1​ ticket?

Answers

Answer:

   $1,800                            

Explanation:

To be a research scientist in a food science, agricultural, or natural resources field, a person should have which degree?
A. MD
B. master's
C. PhD
D. bachelor's

Answers

do we have the same iternam

[language arts]Select the author's perspective in "Human Impact on our Environment"?
[A] Animals cannot survive without human help.
[B]Ecosystems are dependent on human behavior.
[C] Pollution kills 100,000 marine animals every year.
[D] The biggest problems for the environment are caused by humans.

Answers

[D] The biggest problems for the environment are caused by humans.

The author's perspective in "Human Impact on our Environment" can be identified as D) The biggest problems for the environment are caused by humans.

This perspective implies that human activities have a significant and detrimental effect on the environment.

It suggests that humans, through their actions and behaviors, are the primary cause of environmental issues and challenges we face today.

The author likely believes that factors such as pollution, deforestation, habitat destruction, overconsumption, and climate change are predominantly driven by human actions.

This perspective aligns with scientific consensus and extensive research on the topic.

Numerous studies have shown that human activities, particularly industrialization and unsustainable practices, have led to a range of environmental problems.

These problems include air and water pollution, loss of biodiversity, habitat degradation, and climate change.

By emphasizing the impact of human actions on the environment, the author likely aims to raise awareness and promote a sense of responsibility for addressing these issues.

It suggests that changes in human behavior, policy interventions, and sustainable practices are necessary to mitigate and reverse the negative effects on the environment.

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Which of the following is an example of chemical control of nonnative species? a. mowing b. herbicides c. net barriers d. inspections Please select the best answer from the choices provided A B C D

Answers

Answer:

B. Herbicides

Explanation:

Nonnative species are species that are found outside their natural habitat. They are also called foreign species. They are introduced through the activities of man either deliberately or in-deliberately . They can be controlled by chemical, biological and mechanical means.

Mowing, net barriers and inspections are mechanical controls.

Biological control is the deliberate introduction of natural enemies of these nonnative/foreign species.

The use of herbicides is a chemical control of plants that grow where they are not wanted.

Answer:

Example of Chemical Control of Non-native species.

B) Herbicides

Explanation:

In the given options, all of them are can be used to remove or control non-native species. but among them only Herbicides is the chemical solution to control non-native species.

Herbicides are chemicals that are used to kill unwanted plants, which can be taken as non-native species.

Some of the herbicides kill the unwanted plants while leaving the desired crops unharmed, some interfere with the growth of such species while some kill all the plant material with which they come in contact with

After reading section 10.1 in the textbook and completing the Interactive Activity about Maslow's Hierarchy, discuss each level of the pyramid, and use detailed
PERSONAL examples to explain each need.

Answers

The base of Maslow's hierarchy of needs is physiological needs. They are the things a person needs the most in order to survive. They include  need for food, clothing, warmth, rest, and health.

What is a good illustration of the Maslow hierarchy of needs?

Air, food, water, shelter, clothing, warmth, sex, and sleep are a few examples. Protection from the elements, security, order, law, and stability are a few examples of needs for safety. These are the primary social requirements, which include the need for social connections and group membership.

Does Maslow's hierarchy resemble a pyramid?

Maslow's hierarchy of needs serves as a framework for comprehending what drives human behavior. It represents various human needs at each level of a pyramid by mapping various motives onto the levels. These include physical requirements, safety concerns, and esteem.

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Country Q has an unemployment rate of 7% with GDP growth of .2 and -2% inflation over the past 12 month. What should be central bank of country Q do in response to these economic indicators?

Answers

The central bank of a country controls the amount of money in circulation in order to maintain the health of the economy. Banks can regulate the amount of money in circulation by manipulating interest rates.

What part do central banks play in a nation's economic system's stabilization?

Economic and financial stability is largely dependent on central banks. In order to achieve low and stable inflation, they implement monetary policy. Following the global financial crisis, central banks have added more tools to their arsenals to address threats to financial stability and control fluctuating exchange rates.

What part does the central bank play in the growth of the economy?

In developing nations, a central bank can be extremely important in creating the financial foundation for growth. A clear and significant activity that falls under this category is the development of local currency and the capital market.

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A random sample of 150 middle school students found that 40% of them have a homework at least three days a week the margin of error is 5% what is the samples statistic?

40%
5%
150%
35%
45%

Answers

Answer:

The sample statistic is 40%.

Explanation:

How many kids liked either pears or bananas

Answers

Note that from the bar chart given, 5  kids liked either pears or bananas​

How is this?

Given : Bar Graph  of students liking different fruits

orange , banana , per , apple

To Find :  how many kids liked either pears or bananas​

Solution:

From bar Graph

Like orange =  6

Like banana = 2

Like pear  =     3

Like apple  =   4

kids liked either pears or bananas​ =  like pear + like banana

= 3 + 2

= 5

5  kids liked either pears or bananas​

4 kids like apples

Most kids  6  like orange

Least kids  2 like banana

kids like orange or apple = 6 + 4 = 10

Recall that A bar chart or bar graph is a chart or graph that presents categorical data with rectangular bars with heights or lengths proportional to the values that they represent. The bars can be plotted vertically or horizontally.

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How many kids liked either pears or bananas

The shielded metal arc welding process is an electric arc welding process, more commonly known as

Answers

Answer:

stick welding.

Explanation:

The shielded metal arc welding (SMAW) process is commonly known as stick welding because it involves the use of a "stick" or electrode, which is a consumable metal rod coated with a flux that melts and forms a protective gas shield around the weld area. The electrode is held in an electrode holder, which is connected to the welding power source, and the electric arc is created between the electrode and the workpiece, causing the metal to melt and fuse together.

During the welding process, the flux coating on the electrode burns and releases gas, which helps to shield the weld area from the surrounding atmosphere. This protective gas shield prevents the molten metal from reacting with oxygen, nitrogen, and other gases in the air, which could weaken the weld or cause defects.

The stick welding process is widely used in construction, shipbuilding, pipeline welding, and repair work, as it is versatile, portable, and can be used in outdoor environments. The term "stick welding" has become a commonly used name for this welding process due to the use of the stick electrode.

Which of the following is not true of women’s hand?
a.
It had a refined, subtle emotional impact.
b.
It was used mainly by secular painters.
c.
It was characterized by delicate lines and asymmetrical compositions.
d.
It was a style only used by women.

Answers

Mandalas are composed of sections that are all arranged around a single central point and are composed of circles enclosed within squares. Usually, they are created on paper or cloth, with threads drawn on a surface, in metal, or with stone. Thus, option D is correct.

What is the role of women’s hand?

Delicate lines, powerful muted colors, and asymmetrical compositions were characteristics of women's hands. It was designed to have a sophisticated, delicate emotional effect. Polytheistic religions had an influence on the esoteric Buddhist arts.

Therefore, gender role expectations exist in every country, ethnic group, and culture, but they can vary greatly among them.

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Answer:

d. It was a style only used by women.

Explanation:

The Georgia Department of Motor Vehicles contacted 215 people who have a vehicle registered to them and asked whether or not
they were a homeowner. Identify the population of this poll.
O The people who have a vehicle registered to them.
O The people who are homeowners.
Saved The people contacted by the Georgia Department of Motor Vehicles.
O None of these.

Answers

The population of this poll is The people contacted by the Georgia Department of Motor Vehicles.

fbfbyur The tree in Jacob's yard casts a shadow that is 27
27
feet long.
Jacob is 5
5
feet tall and casts a shadow that is 4.5
4
.
5
feet long.
The two triangles formed are similar because the angle to the sun is the same.

What is the height of the tree?

A right triangle with height of a tree question mark and width 27 feet. A right triangle with height of a man 5 feet and width 4.5 feet.
CLEAR CHECK

24.3
24.3
feet



26.5
26.5
feet



27.5
27.5
feet



30
30
feet

Answers

Answer:

the height of the tree is 30 feet.

Explanation:

We can use the properties of similar triangles to solve the problem. Let's call the height of the tree "h". Then, we have:

h / 27 = 5 / 4.5

Cross-multiplying, we get:

h * 4.5 = 5 * 27

h = (5 * 27) / 4.5

h = 30

Therefore, the height of the tree is 30 feet.

We can establish a ratio between the height of the tree and the length of its shadow, as well as between Jacob's height and the length of his shadow, using the information provided.

Describe shadow Which characteristic of light causes shadows to form?

Light moves in a straight line in a particular medium thanks to rectilinear propagation. A shadow is created when light hits an opaque item because the light cannot travel through it. The shadow's shape can be determined in part by this characteristic of light.

(Tree Height) / 27 = 5 / 4.5

Cross-multiplying and calculating the tree's height:

(tree height) = 27 ×5 / 4.5 = 30.

Hence, the tree is 30 feet tall.

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2. A conservative investor has $100,000 to invest. The investor has decided to use three vehicles for generating income: Municipal bonds, a certificate of deposit (CD), and a money market account. After reading a financial newsletter, the investor also has identified several additional restrictions on the investments: O a. No more than 40 percent of investment should be in bonds b. The proportion allocated to the money market account will be at least double the amount in the CD c. The annual return will be 8% for bonds, 9% for the CD and 7% for the money market account. Assume that the investor wants to maximize the total annual return Accessibility: Investigate Get genuine Office Then, formulate the LP model for this problem, ignoring any transaction costs and the potential for different investment ​

Answers

Decision variables:

Let x be the amount invested in municipal bonds
Let y be the amount invested in the CD
Let z be the amount invested in the money market account
Objective function:

The investor wants to maximize the total annual return, which is the sum of the returns from the three investments. We can express this as 8x + 9y + 7z.
Constraints:

The investor has $100,000 to invest, so x + y + z ≤ 100,000
The investor wants to invest no more than 40% of the total amount in bonds, which translates to x ≤ 0.4 * (100,000) = 40,000
The proportion allocated to the money market account will be at least double the amount in the CD, which means z ≥ 2y
All variables must be non-negative, so x, y, and z ≥ 0
The LP model can be written as:

maximize 8x + 9y + 7z
subject to
x + y + z ≤ 100,000
x ≤ 40,000
z ≥ 2y
x, y, z ≥ 0

The LP model for the problem is x, y, z ≥ 0.

What is an investor?

An investor is a person or organization that uses its own money or money borrowed from others with the intention of making a profit.

Decision variables:

Let x be the amount invested in municipal bonds

Let y be the amount invested in the CD

Let z be the amount invested in the money market account

The investor has $100,000 to invest, so x + y + z ≤ 100,000

The investor wants to invest no more than 40% of the total amount in bonds, which translates to x ≤ 0.4 * (100,000) = 40,000

The LP model can be written as:

maximize 8x + 9y + 7z

subject to

x + y + z ≤ 100,000

x ≤ 40,000

z ≥ 2y

x, y, z ≥ 0

Therefore, the LP model for the problem is x, y, z ≥ 0.

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Nas is conducting his parents find out the fraction of people who blackout from GeForce is greater than six in early study population proportion was estimated to be 0.36 how large of a sample would be required in order to estimate the fraction of people who black out and six or more G force is at 80% the level of air most 0.04 round your answer to the next integer

Answers

Answer:

Give me a glass of water,?

Cells are made mostly of water true or false

Answers

true sry I was thinking of my answer too

Cells are composed of water, inorganic ions, and carbon-containing (organic) molecules. Water is the most abundant molecule in cells, accounting for 70% or more of total cell mass. Consequently, the interactions between water and the other constituents of cells are of central importance in biological chemistry.

2. In its first year, “DM Trading” had the following experience: Unit selling price birr 100 Sales 50,000 units Total fixed cost birr 400,000 TVC birr 3,000,000 Required: a) Develop TR, TC and profit functions for the company in terms of quantity b) Find the breakeven point in terms of quantity and sales volume.

Answers

a) TR = 100 * Quantity, TC = 3,400,000 birr, Profit = 3,400,000 birr.b) Breakeven point: Quantity where TR = TC. Sales volume is 3,400,000 birr.

a)  The total revenue (TR) function can be calculated by multiplying the unit selling price by the quantity sold.

In this case, TR = 100 * Q, where Q represents the quantity sold. The total cost (TC) function consists of the sum of fixed costs (FC) and total variable costs (TVC). Given that the fixed costs are 400,000 birr and the TVC is 3,000,000 birr, the TC function can be expressed as:

TC = FC + TVC = 400,000 + 3,000,000 = 3,400,000 birr.

The profit function (P) can be determined by subtracting the total cost from the total revenue, so P = TR - TC = 100Q - 3,400,000 birr.

b) The breakeven point can be found by setting the profit function equal to zero, as this is the point where total revenue equals total cost.

In this case, 100Q - 3,400,000 = 0. Solving for Q, we find Q = 3,400,000 / 100 = 34,000 units. Therefore, the breakeven point in terms of quantity is 34,000 units. To calculate the sales volume at the breakeven point, we can multiply the breakeven quantity by the unit selling price:

Sales Volume = 34,000 units * 100 birr/unit = 3,400,000 birr. Hence, the breakeven point in terms of sales volume is 3,400,000 birr.

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Data was collected for 300 fish from the North Atlantic. The length of the fish (in mm) is summarized in the GFDT below.
Lengths (mm) Frequency
100 - 114 1
115 - 129 16
130 - 144 71
145 - 159 108
160 - 174 83
175 - 189 18
190 - 204 3
What is the lower class boundary for the first class?

Answers

The lower class boundary of the fish is the average of the lower limit of the class in question and the previous upper limit

The lower class boundary of the first class is 99.5

How to determine the lower class boundary?

From the complete question, we have the first and the second classes to be:

100 - 114

115 - 129

The difference between the upper limit of a class and the lower limit of the next class is 1. i.e. 115 - 114 = 1

Half of 1 is 0.5

The lower class limit of the first class is 100

Subtract 0.5 from 100 to determine the lower class boundary of the first class

Lower = 100 - 0.5

Evaluate the difference

Lower = 99.5

Hence, the lower class boundary of the first class is 99.5

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Jack Foley is best known for

O sound effects in film
O acting
O painting
O costumes used in films​

Answers

Answer:

sound effects

Explanation:

hope this helps!

Have a nice day! :)

Sound effects that should help

Q24 why is c wrong isnt a colon used to introduce a list

Q24 why is c wrong isnt a colon used to introduce a list

Answers

It should be no change
Colon is use to introduce a list, but while it introduces a list, there is more description after the list is introduced.

Based on your own knowledge and opinion, what do you believe will be the most common job in New York in 2030? In one paragraph, explain your rationale.

Answers

Answer:

According to research and current trends, some of the most in-demand jobs in New York by 2030 could be related to technology, healthcare, and sustainability. With the ongoing digital transformation, the demand for IT professionals, software developers, and data analysts is expected to increase. The healthcare industry is also growing due to the aging population and advances in medical technology. Moreover, with the growing concerns about climate change and sustainability, there could be a rise in jobs related to renewable energy, environmental science, and green technology.

The number of tickets purchased by an individual for Beckham College’s holiday music festival is a uniformly distributed random variable ranging from 2 to 10. Find the mean and standard deviation of this random variable. (Round your answers to 2 decimal places.)

Answers

Answer:

The mean of the distribution is 4.00 and the standard deviation is 2.31

Explanation:

Given

Range = 2 to 10

Type of distribution = uniform distribution

Required

1. Mean

2. Standard Deviation

The mean of uniform distribution is calculated as thus;

\(Mean = \frac{1}{2}(a + b)\)

Where b and a are the intervals of the distribution

b = upper bound = 10

a = lower bound = 2

So,

\(Mean = \frac{1}{2}(a + b)\)

Substitute 10 for b and 2 for a

\(Mean = \frac{1}{2}(2 + 10)\)

\(Mean = \frac{1}{2}(12)\)

\(Mean = \frac{1}{2} * 12\)

\(Mean = 6\)

\(Mean = 6.00\) (Approximated to 2 decimal places)

The standard deviation of uniform distribution is calculated as thus;

σ = √σ²

Where σ represents the standard deviation and σ² represents the variance.

Calculate variance

σ² = Var

\(Var = \frac{(b-a)^2}{12}\)

Substitute 10 for b and 2 for a

\(Var = \frac{(10 - 2)^2}{12}\)

\(Var = \frac{8^2}{12}\)

\(Var = \frac{64}{12}\)

\(Var = 5.33\)

Recall that

σ = √σ² = √Var

Substitute 5.33 for Var

σ = √5.33

σ = 2.309401076758503

σ = 2.31 (Approximated)

Hence, the mean of the distribution is 4.00 and the standard deviation is 2.31

a laundry bag contains 6 brown socks and 4 black socks, find the probability of picking a 2 brown socks, if the first sock is returned in the bag before the second sock is picked

Answers

The probability of picking a brown sock on the first draw is 6/10. Since the sock is returned to the bag, the number of socks and the number of brown socks remains the same for the second draw, so the probability of picking a brown sock on the second draw is also 6/10.

The probability of picking two brown socks is the product of the probabilities of picking a brown sock on the first draw and on the second draw, which is:

P(2 brown socks) = P(brown on first draw) * P(brown on second draw)

= 6/10 * 6/10

= 36/100

= 0.36

Therefore, the probability of picking two brown socks, if the first sock is returned in the bag before the second sock is picked, is 0.36 or 36%.

ANSWER-

The probability of picking a brown sock on the first draw is 6/10, since there are 6 brown socks out of 10 total socks. Since the first sock is returned to the bag, the number of brown socks and black socks remain the same for the second draw.

The probability of picking a brown sock on the second draw, given that a brown sock was picked on the first draw, is also 6/10.

To find the probability of picking 2 brown socks, we can multiply the probability of picking a brown sock on the first draw by the probability of picking a brown sock on the second draw:

P(2 brown socks) = (6/10) x (6/10) = 36/100 = 0.36

Therefore, the probability of picking 2 brown socks, if the first sock is returned to the bag before the second sock is picked, is 0.36 or 36%.
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