In the game of roulette a metal ball is dropped into a spinning wheel having 38compartments, 18 of which are red, 18 are black, and two are green. Suppose we spinthe wheel ten consecutive times and let a random variable X be the number of timesthe metal ball will land on a red color.a. Construct the probability distribution of X.

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: The probability that a student chosen randomly who does not have sister has a brother is obtained…

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: The probability that a student chosen randomly from the class does not have a brother is obtained…

Q: Mrs. Maria's Market buys 77% of eggs from farm A and the rest from farm B. Of the eggs from A, 7%…

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Q: The probability that exactly 2 of the rocks are sedimentary is

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Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

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Q: Pip is the proud owner of an eclectic bow tie collection. He keeps track of how many bow ties he…

A: GivenThe probability that a bow tie is designed with zigzags = 0.5The probability that a bow tie is…

Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

A: Let X represent random variable   n=5 p=0.08   X~ binomial (5, 0.08)

Q: Sixty-five percent of men consider themselves knowledgeable football fans. If 14 men are randomly…

A: given p=65%=0.65 , n=14  P(X=3)=? X~Bin(n=14, p=,0.65)

Q: About IO percent of the population is left-handed. Ofthose who are right-handed, about 40 percent…

A: Multiplication Rule:Multiplication rule for two dependent events A, and B is given by:

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Q: Suppose we have a bowl with 15 marbles : 10 red, 3 green, and 2 blue. We randomly select 4 marbles…

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Q: 63% of all Americans are home owners. If 35 Americans are randomly selected, find the probability…

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Q: Word Scramble : Costs 10 points. Total 4 letters which are L U C K . Depending on how many letters…

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Q: 53% of all Americans have at least some college education. Choose 7 Americans at random. What is the…

A: Given that 53% of all Americans have at least some college education. Hence probability that a…

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.