In a survey of 1143 people, 754 people said they voted in a recent presidential election. Voting records show that 63% eligible voters actually did vote. Given that 63% of eligible voters actually did vote, find the probability that among 1143 randomly selected voters, at least 754 actually did vote, then determine what the results suggest.

Q: In a recent survey, 18 people preferred milk, 29 people preferred coffee, and 13 people preferred…

A: Probability of an event is computed by taking the ratio of number of favourable outcomes to total…

Q: 10. At John F. Kennedy Elementary School, 81% of students buy their lunch. In a randomly selected…

A: We have given that p = 0.81 n = 22 X ~Binomial(n, p) X ~ Binomial (22, 0.81)The PMF of the Binomial…

Q: In a recent study, 29% of people surveyed indicate chocolate was their favorite flavor of ice cream.…

A:

Q: In a given year, 2,264,724 males and 2,124,694 females were born in a certain country. If a child is…

A: Number of male born in that given year: NM=2264724 Number of female born in that given year:…

Q: Based on a poll, among adults who regret getting tattoos, 20% say that they were too young when they…

A: It is given that n = 5 and p = 0.20.

Q: In a large population, 51% of the people have been vaccinated. If 5 people are randomly selected,…

A: Probability of selecting a person who has been vaccinated is 51% or 0.51 Number of observation = 5…

Q: In a recent survey of a random sample of 437 California residents, 129 said they visited a state…

A: We want to find out the correct answer for given question

Q: According to the June issue of Consumer's Digest, census figures show that in 1978 almost 53% of all…

A:

Q: On a deck of 52 playing cards, what is the probability of drawing either a heart or a club, then a…

A:

Q: In a survey of 1171​ people, 852 people said they voted in a recent presidential election. Voting…

A: The binomial distribution can be approximated by normal distribution if the sample size is large…

Q: A survey reveals that 80% of the eligible people in a certain county vote during a county election.…

A: Here, n = 70 and p = 0.80.

Q: From a survey involving 600 student in college, a market research company found that 150 student own…

A:

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

A:

Q: In a large population, 55% of the people have been vaccinated. If 3 people are randomly selected,…

A: Let "X" be the people that have been vaccinated.

Q: Seventy five percent of students at a collage with a large student population of Size 100 use the…

A:

Q: At a car manufacturing plant, 10% of cars have some sort of defect when they come off the line. If…

A:

Q: A poll is given, showing 60% are in favor of a new building project. If 10 people are chosen at…

A:

Q: A poll is given, showing 40% are in favor of a new building project. If 10 people are chosen at…

A: We have to find probability..

Q: A recent survey found that 62% of the households surveyed had internet access,68% had cable TV, and…

A: Given, A recent surveyA=households survyed has internet accessB= has cable TVPA=62%  =0.62…

Q: Based on a​ poll, among adults who regret getting​ tattoos, 23% say that they were too young when…

A: Givenp=0.23n=10x~Binomial(n=10,p=0.23)P(X=x)=(nx)×px×(1-p)n-x     ; x=0,1,...,n

Q: In the construction of midrise buildings, a safety engineer claims that only 40% of all workers wear…

A: Solve using Binomial distribution

Q: accounting professor claims that no more than one quarter of undergraduate business students will…

A:

Q: A random sample of 2055 adults was taken, and they were asked if they prefer watching sports,…

A:

Q: It is determined that 62% percent of Grade 12s attend school in a particular urban school district.…

A: Given : n = 500 p = 0.62 q = 1 - p  q = 1-0.62 q = 0.38 Here n×p and n×q is greater than 5. hence we…

Q: In a recent year, 304 of the approximately 300,000,000 people in the United States were struck by…

A: a. In a recent year, 304 of 300,000,000 people in the United States were struck by lightning.

Q: A poll is given, showing 75% are in favor of a new building project. If 9 people are chosen at…

A: Given data, p=75% =0.75 If n=9 then P(X=6)=?

Q: A grocery store manager notes that 35% of the customers who buy a product make use of a store coupon…

A: Given: Probability of customers who buy a product is, p=35%=0.35. Number of people purchase the…

Q: According to a survey, 87% of all U.S. households own a TV set. In a random sample of 22 households,…

A:

Q: At a car manufacturing plant, 20% of cars have some sort of defect when they come off the line. If…

A: Given dataProbability of defect in a car(p) = 0.20n = 99According to Binomial theoremProbability of…

Q: A survey reports that 53% of college students use Google as their search engine. If 100 students of…

A: Given that n=100 p= 0.53 q= n-p=0.47 μx= n*p= 53 Standard deviation= σ= sqrt(n*p*q)=4.991   Add…

Q: In a survey of 1143 people, 754 people said they voted in a recent presidential election. Voting…

A:

Q: According to data on the sale of Vehicles in Barbados, it was calculated that men purchase 75% of…

A: From the provided information, Men purchase 75% of vehicles in Babados (p) = 0.75 Sample size (n) =…

Q: According to a survey, 31% of teenagers could recognize a picture of legendary film star John Wayne.…

A: We have to find out given probability that Rendomly selected  teenagers could recognize John…

Q: In a survey of 1048 ​people, 729 people said they voted in a recent presidential election. Voting…

A: Given proportion of eligible voters did vote = p = 0.67.In a survey of 1048 people 729 people said…

Q: In a New York Times article a reporter stated that seventy three percent of its readers favored the…

A:

Q: In a given​ year, 1,841,277 males and 2,071,896 females were born in a certain country. If a child…

A:

Q: Based on a poll , among adults who regret getting tattoos, 70% say that they were too young when…

A:

Q: In a certain community, on a particular weekday evening, the television is being watched in 85% of…

A:

Q: A poll is given, showing 20% are in favor of a new building project. If 10 people are chosen at…

A: Solution: Let X be the number of people favor the new building project and n be the sample number of…

Q: A poll is given, showing 45% are in favor of a new building project. If 10 people are chosen at…

A: We have to find given probability.

Q: In a given​ year, 1,845,909 males and 2,015,569 females were born in a certain country. If a child…

A: Solution

Q: In a plant, 10 out of 90 manufacturing products found to have a contamination. An investigation…

A:

Q: Thirty-eight percent of all shoppers at a large department store are holders of the store’s charge…

A: It is given that, thirty-eight per cent of all shoppers at a large department store is holders of…

Q: A recent poll indicated that about 83​% of U.S. households had access to a​ high-speed Internet…

A: The expected number of households have access to a​ high-speed Internet​ connection is obtained…

Q: Sixty-three percent of U.S. households have a personal computer. In a random sample of 400…

A: Let p be the proportion of households have a personal computer. Given that p = 0.63 Let X denote the…

Q: Of the 30 people working out in the gymnasium one afternoon, 25 are nonsmokers. If 5 are randomly…

A: Here N= 30 and 25 are nonsmokers,  So probability of being nonsmokers is p= x/N q=25/30  q=0.833…

Q: In one town, 81% of all voters are Democrat. If two voters are randomly selected for a survey, what…

A: It is given that the percentage of voters are Democrat is 81%.

Q: In a company that makes sports bikes, 90% of the bikes pass final inspection and 10% fail and need…

A: