Pls help with below homework. A doctor knows 42 % of all her patients are late for their appointments. Given 8 randomly selected patients, what is the probability that exactly 4 of them are late for their appointments? Round your answer to 3 decimal places.

Q: he table below summarizes pregnancy test results for 100 patients.   If one subject is randomly…

A: The contingency table is given as:   Positive Test Result Negative Test Result Row Total…

Q: A baseball player has a batting average of 0.355. What is the probability that he has exactly 3 hits…

A:

Q: A coin is flipped 30 times. What is the probability of getting 15 or more heads? Round answer to 4…

A: Givensample size(n)=30p=12 =0.5                (i.e., getting head in a toss)Let "x" be getting…

Q: In the past, it had a probability of 0.68 success in any attempt to make a call on the telephone.…

A: Let X be the random variable from binomial distribution with probability of success (p)=0.68 and…

Q: fa true-false test with 5 questions is given, what is the probability of scoring (A) Exactly 80%…

A: Solution:

Q: Use the formula for the probability of the complement of an event.A pair of dice is rolled 3 times.…

A:

Q: You purchase boxes of cereal until you obtain one with the collector's toy you want. If, on average,…

A: Given that, You purchase boxes of cereal until you obtain one with the collector's toy you want.…

Q: A popular ski resort estimates that 92 percent of guests booked at their resort actually show up. If…

A: From the given information, the popular ski resort estimates that 92% of guests booked at their…

Q: A baseball player has a batting average of 0.225. What is the probability that he has exactly 6 hits…

A: Let "X" be the batting average of a basketball player.

Q: You purchase boxes of cereal until you obtain one with the collector's toy you want. If, on average,…

A: It is given that, cereal boxes will be purchased until one box is obtained with the collector’s toy.

Q: For a fundraiser, 1000 raffle tickets are sold for $2 each with a chance to win $200 in cash. You…

A: The cost of each ticket is $2.  The winning price is $200 in cash. Number of tickets sold = 1000

Q: Jane tosses a fair die 3 times. What is the probability she rolls at least 1 five? If necessary,…

A:

Q: The results for the biology final are below.     a) How many students passed the final with at…

A: The number of  students passed the final with A grade =  5 The number of  students passed the final…

Q: Terry purchases 25 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: Sample size (n)=25. The probability of winning is p=10%=0.10.

Q: Kayla buys a bag of cookies that contains 8 chocolate chip cookies, 8 peanut butter cookies, 7 sugar…

A: Kayla buys a bag of cookies that contains 8 chocolate chip cookies, 8 peanut butter cookies, 7 sugar…

Q: A baseball player has a batting average of 0.26. What is the probability that he has exactly 7 hits…

A: Let the random variable X denote the no. of hits and it follows binomial distribution with…

Q: The odds that a bag of flour weighs enough to pass inspection are.20:1. What is the probability…

A:

Q: Terry purchases 30 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: The sample size is n= 30. The probability of winning is p=10%=0.10.

Q: A number of pre-school students were absent from school in the past week. The table below displays…

A: A number of pre-school students were absent from school in the past week. The table below displays…

Q: the me the battery Will be greater than 2 years? d. What is the probability that the life of the…

A:

Q: A student takes a true-false test but did not study and randomly guesses each answer. There are 20…

A:

Q: You purchase boxes of cereal until you obtain one with the collector's toy you want. If, on average,…

A: It is given that an average, a toy is getting in every the 44th cereal box. Consider that n is…

Q: A high school baseball player has a 0.273 batting average. In one game, he gets 9 at bats. What is…

A:

Q: ust before a referendum on a school budget, a local newspaper polls 399 voters to predict whether…

A:

Q: If a seed is planted, it has a 60% chance of growing into a healthy plant. If 12 seeds are planted,…

A:

Q: Jeff buys a bag of cookies that contains 5 chocolate chip cookies, 7 peanut butter cookies, 9 sugar…

A: Jeff has a bag that contains 5 chocolate chip cookies, 7 peanut butter cookies, 9 sugar cookies,…

Q: Maggie is practicing her penalty kicks for her upcoming soccer game. During the practice, she…

A: Sample size, n = 10Probability , p = 65% = 0.65

Q: Spencer buys a bag of cookies that contains 7 chocolate chip cookies, 9 peanut butter cookies, 4…

A: Given that  Total cookies=7+9+4+4=24 Chocolate cookies=7 Peanut butter cookies=9 Sugar cookies=4…

Q: Kevin buys a bag of cookies that contains 7 chocolate chip cookies, 6 peanut butter cookies, 4 sugar…

A: Given: That the bag contains 7 chocolate chip cookies 6 peanut butter cookies 4 sugar cookies 7…

Q: A baseball player has a batting average of 0.355. What is the probability that he has exactly 4 hits…

A:

Q: Terry purchases 29 scratch off lottery tickets. Each ticket has a 8% chance of winning. What is the…

A: If the occurrence/non-occurrence of an event does not affect the occurrence/non-occurrence of other…

Q: ecently, a nurse commented that when a patient calls the medical advice line claiming to have the…

A:

Q: what is the probability of getting a 20 or 21 playing roulette? express answer as a % with 2 decimal…

A: Roulette has numbers 1 through 36 inclusive

Q: A baseball player has a batting average of 0.335. What is the probability that he has exactly 4 hits…

A: Given data, p=0.335 n=7 P(X=4)=?

Q: (c) Given that at least one of the two projects is successful, what is the probability that only the…

A: As the student wants the answer to the last part i.e. part (c), only the answer to that part will be…

Q: The probability of an alarm clock failing is 4.7%.  What is the probability of two such alarm clocks…

A:

Q: Use the formula for the probability of the complement of an event. A pair of dice is rolled 3…

A: When a die is thrown then the total number of outcomes=6 When two dice are thrown then the total…

Q: Q1. If the average number of suicide in Bollywood is 3 per year, what is the probability that…

A:

Q: Use the formula for the probability of the complement of an event.A pair of dice is rolled 3 times.…

A: The sample space for rolling a pair of dice is, The number of favorable outcomes is, sum of 5 on…

Q: A high school baseball player has a 0.158 batting average. In one game, he gets 8 at bats. What is…

A:

Q: The probability of buying a movie ticket with a popcorn coupon is 0.608. If you buy 10 movie…

A: Given data, p=0.608 n=10 P(X>=3)=? P(X>=3)=1- P(X<=2)

Q: A flycatcher is trying to catch passing bugs. The probability that it catches a bug on any given try…

A:

Q: hat is the probability that he passed through the radar trap located at L2?

A:

Q: Maggie is practicing her penalty kicks for her upcoming soccer game. During the practice, she…

A: It is given that the n = 10 and p = 0.75.

Q: Two students are randomly selected from a class of 20 girls and 5 boys What is the probability that…

A: There are total (20+5)=25 students.  Among them 20 are girls and 5 are boys.   We can select any 2…

Q: A TV studio has brought in 8 boy kittens and 10 girl kittens for a cat food commercial. The director…

A:

Q: A popular ski resort estimates that 92 percent of guests booked at their resort actually show up. If…

A: From the provided information, Sample size (n) = 91 Probability (p) = 0.92 Now,

Q: A swim team consists of 5 boys and 6 girls. A relay team of 4 swimmers is chosen at random from the…

A: The number of boys is 5 and the number of girls is 6. Thus, the total number of people is 11 (=5+6).

Q: The weight of a package mailed during the holidays follows a uniform distribution and ranges from 2…

A: Uniform distribution: A continuous random variable X is said to follow Uniform distribution if the…

Q: A swim team consists of 5 boys and 6 girls. A relay team of 4 swimmers is chosen at random from the…

A: In this question we need to solve the question which is based on probability.