) Find the probability that exactly 3 in the sample are unemployed.  b) Find the probability that there are fewer than 2 in the sample are unemployed.  c) Find the probability that there are more than 3 in the sample are unemployed.  d) Find the probability that there are at most 2 in the sample are unemployed.

Q: physics class has 50 students. Of these, 17 students are physics majors and 18 students are female.…

A: It is given that, in a physics class, there is a total of 50 students. Out of these, 17 students are…

Q: A local county has an unemployment rate of 4.4%. A random sample of 20 employable people are picked…

A: Given,n=20p=0.044q=0.956A random variable X~Binomial(n=20  ,  p=0.044)P(X=x)=Cx0.044x0.95620-x   ;…

Q: . If the ball is white, find the probability that the first urn was selected

A: Let us define some events A : The first urn is selected. B : the second urn is selected. E : the…

Q: In a sample of 50 people, 21 had type O blood, 22 had type A blood, 5 had type B blood, and 2 had…

A:

Q: 31% of all college students major in STEM (Science, Technology, Engineering, and Math). If 39…

A: Given,n=39p=0.31Let X=no.of students major in STEM.X~Binomial(n=39 , p=0.31)P(X=x)=39x…

Q: 8% of all Americans live in poverty. If 45 Americans are randomly selected, find the probability…

A: Note- Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: ut of 23 students in a class, 10 major in Science. Find the probability that two randomly selected…

A: Given : sample size, n = 23 10 major in Science  Number of ways of selecting two students from…

Q: A student takes a 10-question multiple choice exam with three choices for each question and guesses…

A: Givensample size(n)=10p=13                     (since 1 correct choice from 3 choices)Let "x" be the…

Q: A physics class has 50 students. Of these, 18 students are physics majors and 16 students are…

A: From the given information, total number of students n(S) = 50. Number of physics majors n(Physics)…

Q: In a recent semester at a local university, 600 students enrolled in both statistics I and…

A: In a recent semester at a local university, 600 students enrolled in both statistics I and…

Q: The probability of being dealt a hand containing 3 spades, 4 hearts, 2 diamonds, and 2 clubs is.…

A: Here use hypergeometric distribution

Q: A batch consists of 7 defective spark plugs and 33 good ones. Find the probability of getting two…

A: This is a case of a Poisson random variate. A discrete random variable X is said to follow Poisson…

Q: Suppose a jar contains 12 red marbles and 35 blue marbles. If you reach in the jar and pull out 2…

A:

Q: 27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 35…

A: Formula : Binomial distribution is given by

Q: yellow Labrador retrievers. If 8 puppies are selected at​ random, determine the probability they are…

A: Given Total number of puppies=20

Q: find the probability that the educator is a female or an associate professor

A: We have given that an educators at a college were classified according to gender and academic rank.

Q: What is the probability of correctly predicting the first four runners to complete the race, in the…

A:

Q: A single card is drawn from a deck. Find the probability of selecting a jack or a king. Note: Only…

A:

Q: Assume that male and female births are equally likely and that the birth of any child does not…

A: Given that, Male and female births are equally likely and that the birth of any child does not…

Q: At a sports camp, it was found that 80% of students play soccer, 71% of students play baseball, and…

A:

Q: A manufacturing company uses an acceptance scheme on items from a production line before they are…

A: Note: As per our guidelines we are supposed to answer only one question per post so i am solving…

Q: A jury consists of ten men and five women. Five jury members are selected at random for aninterview.…

A: Obtain the probability of choosing three men and two women. The probability of choosing three men…

Q: In a box there are 4 red, 4 blue and 3 white marbles. Two marbles are selected at random and the…

A:

Q: Find the probability that a randomly selected student was male given that the student earned a

A:

Q: In a survey of college​ students, 808 said that they have cheated on an exam and 1770 said that they…

A: Given that in a survey of college​ students, 808 said that they have cheated on an exam and 1770…

Q: Fifty-three percent of all people in the U.S. population have at least some college education.…

A: Hey, since there are multiple subparts posted, we will answer first three question. If you want any…

Q: Out of 24 students in a class, 10 major in Languages. Find the probability that two randomly…

A:

Q: 42 students, there were 11 men and 31 women. Six of the men and seven of the women received an A.…

A: The probability can be calculated as: Probability = Number of favorable outcomes/ Total number of…

Q: 27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 49…

A: Solution

Q: A die is rolled 10 times. Find the probability of rolling no more than 4 fives.

A: Given: A die is rolled 10 times. Objective of this question is to find the probability of rolling no…

Q: In a large population, 63 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Introduction: Denote X as the random variable of interest here, which is the number of people who…

Q: Suppose a jar contains 8 red marbles and 23 blue marbles. If you reach in the jar and pull out 2…

A: Given that, A jar contains 8 red marbles and 23 blue marbles. Total number of marbles = 8+23 = 31…