Seat Belt Use The Gallup Poll reported that 52% ofAmericans used a seat belt the last time they got into a car.If 4 people are selected at random, find the probability thatthey all used a seat belt the last time they got into a car.

Q: Suppose that 34% of people own dogs. If you pick two people at random, what is the probability that…

A: No.of people select at random = 2 The probability of one person own dogs is, P(one person own dogs)…

Q: Suppose that you sampled 2 CEOs with replacement instead. How many different samples are possible,…

A: Sampling is a process which is used in statistical analysis. In sampling a predetermined number of…

Q: Sixteen of the 200 digital video recorders in an inventory are known to be defective. What is the…

A: It is given that, 16 of the 200 digital video recorders in an inventory are known to be defective.

Q: The probability that an adult possesses a credit card is .35. A researcher selects two adults at…

A: Given information- We have given the probability that an adult possesses a credit card p = 0.35 The…

Q: ABC Interactive survey stated that 25% of employees said that their company is loyal to them. Ten…

A:

Q: 40% of homeowners own AC. If 15 people are selected at random, what is the probability that at most…

A: We have given that the Binomial distribution with parameters p=40%= 0.40 and n=15.   The pmf of…

Q: The probability that an adult possesses a credit card is .35. A researcher selects three adults at…

A: Givenp=0.35n=3x~Binomial(n=3,p=0.35)P(X=x)=Cxnpx(1-p)n-x    ; x=0,1....n

Q: Suppose that 54% of people own dogs. If you pick two people at random, what is the probability that…

A: Given, 54% of the people own dog.That is

Q: Four cards are chosen from a standard deck of 52 playing cards with replacement. What is the…

A:

Q: In a town, 61% of adults have health insurance. What is the probability that 5 adults selected at…

A: The binomial distribution is a discrete probability distribution. It has n independent Bernoulli…

Q: Based on surveys, 97% of students own cell phones.  What is the probability that 10 randomly…

A: Given,p=0.97n=10X=no.of students own cell phones.X~Binomial(n=10 , p=0.97)P(X=x)=Cxn px(1-p)n-x ;…

Q: A zoo has a collection of 400 flamingos. 180 of these flamingos are red. One day, a fence blew down…

A: Given : A zoo has a collection of 400 flamingos. 180 of these flamingos are red.

Q: B- A magazine reported that 20% of American drivers read the newspaper while they driving. If 15…

A: Given data Probability of reading newspaper while driving p = 0.2 No of drivers selected n = 15 Let…

Q: Select one card from a deck of well-shuffled cards. What is the probability we select a Diamond or a…

A: Deck consists of 52 cards. n(S)=52 Let D be event that card is diamond. n(D)=13 Let H be event that…

Q: If you know the names of the remaining 10 students in the spelling bee, what is the probability of…

A: You have 10 choices for the first student * 9 choices for the 2nd student * 8 choices for the 3rd…

Q: Suppose that 24% of people own dogs. If you pick 4 people at random, what is the probability that…

A: Given Information:24% of people own dogs.

Q: xperience has shown that 15% of Tshwane municipal rates bills contain an estimated amount for…

A: Given that p=0.15 and n=75

Q: If the probability of choosing a red chip from a bucket is 0.4, What is the probability of not…

A: We have the probability of choosing a red chip from a bucket is 0.4

Q: In a nearby​ town, 68​% of adults have health insurance. If 7 adults are randomly selected from the​…

A: Here p =P(having health insurance) = 68% =0.68

Q: Suppose that 20% of people own dogs. If you pick two people at random, what is the probability that…

A: Given that, 20% of people own dogs. Sample size = 2

Q: Six percent of American adults are considered millionaires. If 100 randomly selected adults are…

A: Here it is given that 6% of American adults are millionaire. We need to find the probability of 7 or…

Q: A poll is given, showing 50% are in favor of a new building project. If 6 people are chosen at…

A: Binomial distribution : In binomial distribution, the number of trials is fixed and the number of…

Q: Assume that 15​% of people are​ left-handed. Suppose 12 people are selected at random. What's the…

A: Given : Probability of success,p = 0.15 Probability of failure,q=(1- 0.15 )= 0.85…

Q: Suppose that 46% of people own dogs. If you pick two people at random, what is the probability that…

A:

Q: The National Coffee Association reports that among individuals in the 45 to 55 age, 70% drink…

A:

Q: Suppose that 24% of people own dogs. If you pick two people at random, what is the probability that…

A: Given 24% of people own dogs

Q: A bag contains 44 U.S quarters and six Canadian quarters. If seven quarters are randomly picked from…

A: Given that. Total quarters=44+6=50 U.S quarters=44 Canadian quarters=6 Find P(at least 1 Canadian…

Q: Select one card from a deck of well-shuffled cards. What is the probability we select a face or a…

A: Given : Let A be the event of getting face card from a deck of well-shuffled cards  P(A) = 1252 Let…

Q: Suppose that 37% of people own dogs. If you pick two people at random, what is the probability that…

A: From the given information, it is clear that   The probability that people owns the dog=0.37.…

Q: It has been estimated that 21% of Americans are smokers. If four American adults are chosen at…

A: Given that, proportion, p= 21%  p= 0.21 So q= 1-p= 1-0.21 = 0.79 And sample size is n= 4 So X~…

Q: Suppose that 47% of people own dogs. If you pick two people at random, what is the probability that…

A: We have given that Probability (p) = 0.35number of sample (n) = 2 Here we will use binomial…

Q: Suppose that 53% of people own dogs. If you pick two people at random, what is the probability that…

A:

Q: From the English alphabet, one letter is selected. What is the probability of selecting a…

A:

Q: Suppose that 30% of people own dogs. If you pick two people at random, what is the probability that…

A: Let X be the number of dogs from binomial distribution with probability (p) = 30% = 0.30 and sample…

Q: A  survey was done to see which platform people prefer the most.    Facebook Instagram Snapchat…

A: Let us take the probability of choosing someone who prefers Instagram as P(A) and the probability of…

Q: In a study done in my chicken coop, 82% of my birds enjoy eating earwigs. Choose 7 birds at…

A: Let X denote the number birds enjoy eating earwigs. Then X follows a Binomial distribution with n=7…

Q: 96 percent of adults own a smart phone around the world. In a random sample of 250 adults, what is…

A: Number of sample =250p=0.96

Q: Gotham government officials have a 50.8% chance of being corrupt. Determine the probability that a…

A: Given Gotham government officials have a 50.8% chance of being corrupt. let the probability that a…

Q: Suppose that 57% of people own dogs. If you pick two people at random, what is the probability that…

A: Provided data is, 57% of people own dogs. Two people picked up randomly. The required probability…

Q: What is the probability they were correctly matched?

A: Thirteen of your graduation gift thank-you note/envelope pairs were randomly matched withoutchecking…

Q: 52% of dogs enjoy biting the mailman. Select 5 random dogs. What's the probability AT LEAST 1 Enjoys…

A: Given : p = 0.52 where p is probability of dogs enjoy biting the mailman. n = 5 let X be the dogs…

Q: In a large population, 70 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Solution: Let X be the number of people has been vaccinated and n be the sample number of people…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.