7% of all Americans live in poverty. If 32 Americans are randomly selected and this event can be modeled using a binomial distribution rounded to 4 decimal places, find the probability that a. Exactly 2 of them live in poverty, b. At most 1 of them live in poverty. e. At least 1 of them live in poverty. d. Between 1 and 5 (including 1 and 5) of them live in poverty.

Answers

Answer 1

The probability of exactly 2 Americans living in poverty is approximately 0.2339. The probability of at most 1 American living in poverty is approximately 0.1547. The probability of at least 1 American living in poverty is approximately 0.8453.

To solve these problems, we can use the binomial distribution formula:

[tex]P(X = k) = C(n, k) \times p^k \times (1 - p)^{(n - k)[/tex]

a) To find the probability that exactly 2 of the selected Americans live in poverty, we use the formula:

[tex]P(X = 2) = C(32, 2) \times (0.07)^2 \times (1 - 0.07)^{(32 - 2)[/tex]

Calculating this using a calculator or software, we find P(X = 2) ≈ 0.2339.

b) To find the probability that at most 1 of the selected Americans live in poverty, we need to calculate the sum of the probabilities for X = 0 and X = 1:

P(X ≤ 1) = P(X = 0) + P(X = 1)

[tex]P(X = 0) = C(32, 0) \times (0.07)^0 \times (1 - 0.07)^{(32 - 0)[/tex]

[tex]P(X = 1) = C(32, 1) \times (0.07)^1 \times (1 - 0.07)^{(32 - 1)[/tex]

Calculating these probabilities and summing them up, we find P(X ≤ 1) ≈ 0.1547.

e) To find the probability that at least 1 of the selected Americans lives in poverty, we can subtract the probability of none of them living in poverty from 1:

P(X ≥ 1) = 1 - P(X = 0)

[tex]P(X = 0) = C(32, 0) \times (0.07)^0 \times (1 - 0.07)^{(32 - 0)[/tex]

Calculating this probability and subtracting it from 1, we find P(X ≥ 1) ≈ 0.8453.

d) To find the probability that between 1 and 5 (including 1 and 5) of the selected Americans live in poverty, we need to calculate the sum of the probabilities for X = 1, X = 2, X = 3, X = 4, and X = 5:

P(1 ≤ X ≤ 5) = P(X = 1) + P(X = 2) + P(X = 3) + P(X = 4) + P(X = 5)

You can use the binomial distribution formula for each of these values and then sum them up to find the probability.

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An important element of instrumental conditioning that is the reward or favorable consequence associated with a particular response is known as reinforcement.

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Explanation:

There is no other answer. To many kids on phones in front of mirrors

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Communication between those who are unlike culturally and have different views of the world is known as intercultural communication.

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B. Eisenhower’s election as president
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Answer:

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Explanation:

Because of what the speech consisted of.

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Areas of conflict with improper power balance are International relations, wealth inequality, human rights. Areas with well-balanced power are Democratic systems, international institutions, civil society.

Areas of conflict where the balance of powers is often seen as improperly balanced include:

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2. Wealth and Income Inequality: The distribution of wealth and power within societies is often seen as imbalanced, with a small percentage of individuals or corporations holding a disproportionate share of resources and influence.

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Areas where the balance of powers is considered to work well include:

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2. International Institutions: Organizations like the United Nations, World Trade Organization, and International Criminal Court aim to foster cooperation and resolve conflicts among nations, providing a platform for dialogue and mediation.

3. Civil Society: Grassroots movements and advocacy groups play a vital role in balancing power by holding governments and other institutions accountable, promoting human rights, and addressing social issues.

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What is the Odyssey?

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A high threat of new entrants can pose challenges to existing companies as it increases competition, puts pressure on prices, and erodes market share. On the other hand, a low threat of new entrants provides established companies with a more favorable position and allows them to maintain their market dominance.

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When individuals become aware that their feelings and emotions are incompatible, they are most likely to have cognitive dissonance.

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Based on the quantity equation, if M = 8,000, P= 3, and Y= 12,000, then V =
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Answers

Answer:

4.5

Explanation:

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The finding that during REM sleep, there is a lot of random neural activity in the sensory areas of the brain, and participants in the study reported meaningful storylines in their dreams supports the theory that dreaming is a cognitive process that occurs during REM sleep.

What is REM sleep?

REM sleep is one of the four stages of sleep that humans go through. It stands for rapid eye movement and is characterized by increased neural activity in the brain, rapid eye movement, and muscle relaxation. The highest levels of dreaming and cognitive activity occur during REM sleep.Theory of dreamsDuring REM sleep, the brain is highly active, but the brainstem blocks communication with the body's muscles to prevent individuals from acting out their dreams. The theory of dreams suggests that dreaming is a cognitive process that occurs during REM sleep when the brain tries to make sense of the random neural activity.

Hence, the finding that during REM sleep, there is a lot of random neural activity in the sensory areas of the brain, and participants in the study reported meaningful storylines in their dreams supports the theory that dreaming is a cognitive process that occurs during REM sleep.

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QUESTION 11.Walden has the authority to confirm the applicability of its courses toeach students state licensing board standards. True/False

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The statement 'Walden University has the authority to confirm the applicability of its courses to each student's state licensing board standards' is true.

Walden University has the power to authorize courses that adhere to the standards of each student's state licensing board. Walden University provides different undergraduate, graduate, and doctoral programs across several academic disciplines, including business and management, nursing, psychology, and education. Walden University offers programs that follow the rules and standards established by various state licensing boards. The University has a particular department that deals with certification and licensure. The department ensures that Walden's programs follow the regulations and rules of the state licensing board, and they provide guidance and support to students pursuing certification or licensure. The University's certification and licensure department can work with students to determine how Walden's programs meet state licensing board standards, ensuring that they can obtain certification or licensure when they complete their degrees. Thus, the statement is true.

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Why isn’t it possible for migrants who have a ""temporary protected status"" to return home?

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It is not possible for migrants who have a ""temporary protected status"" to return home because Migrants who have been granted "Temporary Protected Status" (TPS) may face various obstacles that prevent them from returning to their home countries.

These obstacles can be summarized as ongoing crises, such as conflict or natural disasters, limited infrastructure and resources in the home countries, legal and administrative challenges, fear of persecution or insecurity, and the establishment of lives in host countries.

These factors collectively contribute to the difficulty or impossibility of migrants with TPS returning home. Firstly, migrants with TPS often come from countries experiencing ongoing armed conflict, environmental disasters, or other extraordinary conditions.

These situations create an unsafe and unstable environment, making it impractical or dangerous for individuals to return. The lack of basic infrastructure and resources in these countries further exacerbates the challenges faced by migrants, as there may be limited access to essential services and support systems.

Secondly, legal and administrative hurdles can impede the return of migrants with TPS. Some home countries may impose restrictions or obstacles that prevent or complicate their return. Obtaining necessary travel documents or visas can also be a complex and lengthy process, hindering their ability to go back.

Additionally, migrants with TPS may have fled their home countries due to persecution or insecurity. Returning could put them at risk of harm or persecution, as the circumstances that led to their displacement may still persist. The fear of reprisals or a lack of personal safety acts as a deterrent to returning home.

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during stability operations, what is critical to avoid doing?

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During stability operations, it is critical to avoid exacerbating tensions or creating further instability.

Stability operations aim to establish or maintain a secure and peaceful environment in areas affected by conflict, disaster, or political instability. To achieve this, it is crucial to avoid actions that could escalate tensions or contribute to further instability. This includes refraining from excessive use of force, discrimination, or actions that may alienate local populations. Additionally, it is important to avoid favoritism, corruption, or actions that undermine the rule of law and governance. The focus should be on fostering trust, building relationships, and supporting sustainable solutions that address the underlying causes of instability. By avoiding actions that worsen tensions or create additional instability, stability operations can better contribute to long-term peace and security.

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man and girl - campsite - Grapes of Wrath
Identify the above character:
A) Noah
B) Uncle John
C) Pa
D) Connie
E) Al

Answers

Pa Joad is one of the main characters in the book, and throughout the story, the Joad family, including Pa, travels to different campsites during their journey. Option C is the answer.

Why did they travel from campsite to campsite?

The Joad family, like many other families during the Great Depression, travels from Oklahoma to California in search of better economic opportunities and a chance for a more prosperous life. The Dust Bowl, a severe drought and ecological disaster that affected the Great Plains region in the 1930s, devastated the Joads' farmland and livelihood. Their crops failed, their land became infertile, and they faced poverty and destitution.

They heard of job opportunities in California, where it was believed that there were plentiful agricultural jobs available. The Joad family hoped to find work as migrant farm laborers, picking fruits and vegetables in California's fertile agricultural areas, such as the San Joaquin Valley.

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In the study by Korn, Davis, and Davis, it was determined that department chairs rated B. F. Skinner higher on their "all-time" list than historians did. The study featured a(n) Likert scale of measurement.

A Likert scale is a psychometric rating scale that gauges the degree of agreement or disagreement with a statement or collection of statements. It normally contains a series of items that examine attitudes, beliefs, or values on a continuous intensity scale, ranging from "strongly agree" to "strongly disagree" or from "very satisfied" to "very dissatisfied." A Likert scale is frequently used in research to assess the intensity or magnitude of attitudes, opinions, and preferences of respondents in surveys.

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it is not always helpful to rewrite a quadratic equation in standard form as a first step in solving it.
true or false

Answers

The given statement "It is not always helpful to rewrite a quadratic equation in standard form as a first step in solving it" is false.

What is a quadratic equation?

A quadratic equation is a type of equation that includes a variable (usually x) that is raised to the power of 2. The general form of a quadratic equation is ax2 + bx + c = 0. Here, a, b, and c are coefficients, and x is an unknown. The degree of the equation is 2, and it represents a parabola.Quadratic equations can be solved by factoring, completing the square, or using the quadratic formula, and they may be in any form. However, it is always beneficial to rearrange quadratic equations in standard form ax2 + bx + c = 0 before attempting to solve them. This is due to the following reasons:It is easier to read and comprehend.Standard form allows one to easily identify the coefficient of the x2 term. Factoring is the most common method of solving quadratic equations, and it is easier when the coefficient of x2 is one. Completing the square is also easier in standard form. The quadratic formula is also more straightforward to remember and apply when the quadratic equation is in standard form.

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Question 4 of 5
Which phrase best completes the diagram?
Physical geography
of Oceania
Made up of many
small islands
Located in the
Ring of Fire
?
A. Few iron resources
B. Polar climates
C
C. Widespread use of wind energy
O D. Large gold reserves
PREVIOUS

Answers

Answer:

Large gold reserves

Explanation:

Took the test

Answer:

d

Explanation:

suggest three ways in which woman can protect themselves against abuse​

Answers

Answer:

1.)If you can, keep in contact with your friends and neighbors.

2.)If you can, keep in contact with your friends and neighbors.

3.)Ask the council for a free treatment needs consultation if you're having trouble managing your everyday life.

Explanation:

Hope this helps!

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The ways that women can protect themselves from abuse include:

Recognize your relationship rights.Do not ignore the abuse.Use verbal or physical resistance.

What is domestic abuse?

Domestic abuse simply means an abuse that's committed by someone in the domestic circle of the victim.

In order for women to protect themselves from abuse, it's important to recognize the relationship rights and use verbal or physical resistance when required. The abuse can be from partners, husbands, ex-partners, family members, etc.

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The President can initiate military action on his own. True False solve the equation of the 18y = 144 to find the value of y Describe the details of each campaign listed on this map: 1871, 1872 1873, and the Red River Campaign. Who led them for the U.S.? What is significant about the Red River Campaign? Suppose you are working as an administrative assistant at a small law firm. Your boss has asked you to send an invitation out to all employees about the upcoming holiday party. You would like to spruce up the invitation with a few festive images and a fancy border. Which file format would allow you to create a visually appealing invitation that can easily be e-mailed?JPEGPDFSVGTIFF Maximizing revenue. Edwards University wants to determine what price to charge for tickets to football games. At $18 per ticket, attendance averages 40,000 people per game. Every decrease of $3 to the ticket price adds 10,000 people to the average attendance. Every person at a game spends an average of $4.50 on concessions. What price per ticket will maximize revenue HELP ASAP! ILL MARK BRAINLIEST! Questions 1. Why do some northern states have two dates Which of the following statements about Southeast Asia is true? Southeast Asian countries are united by the fact that most of their populations are Sikh. Southeast Asia, although religiously plural, has not experienced any religious conflicts. Southeast Asia's religious plurality has led to many religious conflicts Ray's Pizzeria is considering the addition of a 5th worker if this increases profit. Pizza sales increased from 300 per day to 360 per day when the 4th worker was added, indicating that the marginal product of the 4th worker was equal to blank1 - Numeric Answer Type your answer here Please type your answer to submit pizzas. If adding a 5th worker increases sales from 360 to 400, the marginal product of the fifth worker is blank2 - Numeric Answer Type your answer here pizzas. Which type of diabetes is an autoimmune disease? Help me pls, tysm! I will give brainly if you give me the right answer, tysm! I need help on number 6 btw Jessica's cat weighs 7lb. The neighbors cat weighs 1/5 more than Jessica's cat. How much does the neighbor's cat weigh? Which of these organic molecules function to help speed up biological reactions? Is the vertex of the graph a maximum or a minimum? A. maximum B. minimum C. neither D. both PLS HELP!!! I WILL MARK BRAINLIEST!!! Use the words Homespun and home front in a sentence about Texas during the Civil War = 4 and =7 Suppose MPC is 0.8. If government purchases increase by $10 and cuts taxes by $50, how much the equilibrium output is changed? Which of the following was not one of the projects Gulliver saw the professors attempting?a. Trying to extract sunbeams from a cucumber c.Trying to turn calcium carbonate into paper thatcould be written on and then eatenb. Trying to reduce human excrement to its d. Making a method for building houses from theoriginal foodroof down A waiter determines his salary for a week using the formula S = 3.75h + t, where S is his salary, h is the number of hours he works, and t is his total tips. How much does the waiter make if he works 30 hours in a week and makes a total of $538.75 in tips? An operation manager at an electronics company wants to test their amplifiers. The design engineer claims they have a mean output of 429 watts with a standard deviation of 10 watts. What is the probability that the mean amplifier output would be greater than 432.1 watts in a sample of 76 amplifiers if the claim is true Suppose AVC=$93.75, FC=$1,500 and TC=$39,000. What is the ATC?a. $40b. $78c. $87d. $97.50