Cream and smoking an excessive amount of cigarettes 3. Video and Computer Games Sixty-nine percent of U.S. heads of household play video or computer games. Choose 4 heads of household at random. Find the probability that a. None play video or computer games. b. All four do. Source: www.theesa.com 4-38

Q: In a survey of 131 people 115 expressed support for the governor. Find p hat and a hat where p hat…

A: Given data, n=131 x=115 p=?

Q: Ten club members are nominated for the following posts:  a president, a secretary, a treasurer, and…

A: Given: Ten club members are nominated for the following posts:  a president, a secretary, a…

Q: You draw two cards from a standard deck of 52 cards and do not replace the first one before drawing…

A: Solution: From the given information, two cards to be drawn without replacement.

Q: John runs a computer software store. He counted 121 people who walked by his store in a day, 51 of…

A: We have given  the following statement about the software store.  121 people who walked by his store…

Q: You must make a choice between 4 different brands. Based on the data in the table, which brand has…

A: Brand Breaks within 6 Months Total A 1250 12,400 B 1375 7500 C 450 1400 D 84 230

Q: Text message users receive or send an average of 49.2 text messages per day. What is the probability…

A: Given that, Text message users receive or send an average of 49.2 text messages per day.

Q: Coronary bypass surgery has a 95% success rate. If 2 people have coronary bypass surgery, find the…

A:

Q: Find the indicated probability. Round your answer to four decimals. According to a survey, 60% of…

A: It is given that the number of observations are independent with the probability of success p = 60%…

Q: Compute the probability of randomly drawing five cards from a deck and getting 3 Aces and 2 Kings.

A: here given 5 card are drawing from deck of 52 cards. There are total 13 ranks in cards ,…

Q: TYPE  Of DOG   Purebred mixed TOTAL Leas than $100 19 21 40 $100 or More 35 15 50 TOTAL 54 36 90…

A:

Q: A standard deck of cards contains 52 cards, with 13 cards of each suit. Three cards are dealt from a…

A: Given that  Total cards = 52 Number of hearts cards = 13 3 cards are drawn at random with…

Q: A poll showed that 45.4% of Americans say they believe that Marilyn Monroe had an affair with JFK.…

A: It is given thatP(Americans believe that Marilyn Monroe had affair) = 45.4% = 0.454

Q: Ferry 7 13 16 11 62 Rental Car Train 8 45

A: A Venn diagram for  travelers are given.The aim is to find the probability that a selected traveler…

Q: There are thirteen female board members and seventeen male board members. How many ways are there…

A: The formula for combination is nCr = n! / [r! (n – r)!] = [n (n – 1) … (n – r + 1)]/r!. Explanation:…

Q: Two socks are chosen. Given 5 Red, 4 Blue, and 6 Green socks. What is the probability of picking a…

A:

Q: There are 3 red, 1 blue and 2 purple marbles in a bag. Once a marble is selected, it is replaced.…

A:

Q: You randomly select one card from a 52-card deck. Find the probability of selecting a red card. A.…

A: We have to find probability of getting red card.

Q: What is the probability that he will roll a number greater than 2

A: Given:  A six pair to dice rolled from  S={1,2,3,4,5,6}  then to find probability that number…

Q: Ajury pool consists of 32 people, 13 men and 19 women. Compute the probability that a randomly…

A:

Q: You randomly pick one card from a 52-card deck. Find the probability that you get a King.      1…

A:

Q: John runs a computer software store. He counted 125 people who walked by his store in a day, 51 of…

A:

Q: find the probability that the card shows a red card, queen or king.

A: Here use basic probability  = #favorable cards/# total cards

Q: A jury pool consists of 26 people, 20 men and 6 women. Compute the probability that a randomly…

A: It is given that Total number of people = 26Male = 20Female = 6

Q: A bag contains 5 blue marbles, 3 red marbles and 4 white marbles. One marble is drawn at random and,…

A: Total = 5 + 3 + 4 = 12

Q: 26. Survey on Answering Machine Ownership In a survey, 63% of Americans said they own an answering…

A: (26) Let the random variable X denote the no. of Americans said they own an answering machine and it…

Q: Estimate the probability that a person who walks by the store will come in and buy something

A: here given , John runs a computer software store. He counted 120 people who walked by his store in…

Q: Coronary bypass surgery has a 95% success rate. If four people have coronary bypass surgery, find…

A: Given information- Given problem is of binomial distribution. Let x is a discrete random variable…

Q: There are 4 cardio stations and 6 weight lifting stations at the gym. a. How many ways can you…

A: We have given, There are 4 cardio stations and 6 weight lifting stations at the gym.

Q: bag contains 5 green and 6 yellow marbles. Two marbles are drawn at random without replacement. If…

A:

Q: An introductory nursing class has 9 freshman males, 15 freshman females, 8 sophomore males, and 12…

A: Given data, freshman males=9 freshman females=15 sophomore males=8 sophomore females=12 Total =44…

Q: In a recent survey, 69% of the community favored building a police substation in their neighborhood.…

A: Formula : Binomial distribution is given by

Q: A professor surveyed his students and asked whether the students love business statistics. One…

A: Given,sample size(n)=100sample proportion(p^)=0.59

Q: There are ten female board members and twenty male board members. How many ways are there to make a…

A: Ways to make a committee of ten board members =  30C10=30!20!×10!=30045015

Q: 62% of all violent felons in the prison system are repeat offenders. If 31 violent felons are…

A: Please note that as per our guidelines if multiple questions are posted we can answer the first one.…

Q: You randomly select one card from a 52-card deck. Find the probability of selecting a red ace. O A.…

A: One card is selected from the deck of 52 cards. Suppose S denotes the sample space. Let A be an…

Q: A coin tossed thrice. What is the probability of having two heads and a tail? Use a table showing…

A: Given :A coin tossed thrice times