Previous A local county has an unemployment rate of 6.4%. A random sample of 19 employable people are picked at random from the county and are asked if they are employed. Round answers to 4 decimal places. a) 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 1 in the sample are unemployed.

Q: Determine the probability that a non defective bolt will be found if out of 750.bolts already…

A:

Q: Out of 250 applicants for a job, 140 are female and 30 are female and have a graduate degree. Step 2…

A: The formula of the conditional probability is defined as follows,Let A and B be any two events such…

Q: In a lottery game, a player picks 9 numbers from 1 to 49. If 8 of the 9 numbers match those drawn,…

A:

Q: Illustration 16.70. Ten pairs of shoes are in a closest. Four shoes are selected at random. Find the…

A:

Q: The number of eligible voters in Riverdale total to 1285, but only 402 are registered. What is the…

A: Probability is defined as the total number of favorable cases of an event divided by the total…

Q: Show complete solution. Answer is not an error.  The average number of field mice per acre in a…

A: Given that  The average number of field mice per acre in a 5-acre wheat field is estimated to be 10.…

Q: he 16 members of the Visual Arts council are seated for a presentation.  Determine the probability,…

A: The 16 members of the Visual Arts council.They are seated for a presentation.The objective is to…

Q: A student takes a 20-question multiple-choice test with 4 choices for each question. If the student…

A: The sample size n is 20.

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 20-question multiple-choice test with 4 choices for each question. If the student…

A: The sample size n is 20.

Q: Suppose you have 10 tennis balls and you randomly pick some number of them. What is the probability…

A: Given the event that there are 10 tennis balls and one randomly pick some number of them.

Q: Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced…

A: We know that  There are 52 card in the deck in which they divided into two color i.e red(26) and…

Q: The national institute of mental health reports a 25% chance of an adult suffering from a…

A: Answer: From the given data, P = 25% = 0.25 Sample size (n) = 7 X follows binomial distribution,

Q: A quiz consists of 2 true-false questions and 4 multiple-choice questions (each with 4 choices with…

A: Given data Quiz consists of 2 true-false questions 4 multiple-choice questions Total question = 2+4…

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: 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: The average number of field mice per acre in a 5-acre wheat field is estimated to be 8. Find the…

A: Given The average number of field mice per acre in a 5-acre wheat field is estimated to be 8. Find…

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

A: Formula : Binomial distribution is given by

Q: Use the attached random digit table to estimate the probability of the event that at least 2 people…

A: Random digit table is read from left to right and from top to bottom.

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

A:

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: 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: 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: There are 4 sets of balls numbered 1 through 11 placed in a bowl. If 4 balls are randomly chosen…

A:

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

A:

Q: A dish contains 2 yellow, 4 red, 5 purple, 2 green, and 3 orange candies. You grab a handful of 9…

A:

Q: A jar contains 7 poker chips: 4 blue, 2 red and 1 white. You randomly select two chips from the jar.…

A: GivenA jar containsNo.of blue chips=4No.of red chips=2No.of white chips=1Total no.of chips=7

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

A:

Q: A bag contains 20 white marbles, 6 red marbles, 11 blue marbles, and 8 yellow marbles. If a marble…

A: White marbles = 20 Red marbles = 6 Blue marbles = 11 Yellow marbles = 8 Total marbles = 20 + 6 +11 +…

Q: From a group of 10 people, 2 are randomly selected. What is the probability the 2 oldest people in…

A: Given that there are 10 people and 2 are selected randomly.

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: A group of people were asked if they had run a red light in the last year. 278 responded "yes", and…

A: Given: Number of people run red light, n(A)=278 Number of people didn't run red light, n(B)=677…

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…

Q: There are 6 male students and 17 female students in a class. If you choose 2 students at random,…

A: Solution: From the given information, there are 6 male students and 17 female students. Total number…