Find the indicated probability. Round to three decimal places. Round to three decimal digits as needed. 4) In a study, 39% of adults questioned reported that their health was excellent. A researcher wishes to study the health of people living close to a nuclear power plant. Among 13 adults randomly selected from this area, only 3 reported that their health was excellent. Find the probability that when 13 adults are randomly selected, 3 or fewer are in excellent health.

Q: 30% of the firm's orders are from first time customers. Consider random sample of 84 orders. Find…

A: Given,n=84p=0.30

Q: Historically, the final exam for an introductory statistics course has had a 75% pass rate. Suppose…

A: From the provided information,p = 0.75n = 250

Q: of the parts produced by a particular machine, 0.8% are defective. If a random sample of 7 parts…

A: According to the given information, The probability of success in a trial is :-P = 0.8%  =…

Q: A literature professor decides to give a 10-question true - false quiz to determine who has read an…

A: The given scenario satisfies the characteristics of binomial distribution.Formula for binomial…

Q: The coach of a running team thinks that 45% of athletes can run a mile in under 7 minutes. A simple…

A: Given problem Given that   The coach of a running team thinks that 45% of athletes can run a mile…

Q: The mean undergraduate cost for tuition, fees, room, and board for four-year institutions was…

A:

Q: About 2.5% of Canadians have blood type AB. If 25 Canadians are selected randomly, find the…

A: Given: n = 25 p = 2.5% = 0.025 q = 1-0.025 = 0.975 Formula Used: P(X=x) = Cxnpxqn-x

Q: . 10% Chance B. 11% Chance C. 12% Chance D. 17% Chance

A: We have to use the data given in table and basic probability theory to get the probabilities.

Q: An automated assembly line produces 43,500 parts per duty cycle. The probability that a randomly…

A:

Q: The probability that a person has a negative side effect from a medication is .08. Suppose you treat…

A: From the provided information, The probability that a person has a negative side effect from a…

Q: n the toal US population, it is believed that only 12% of adults are lactose intolerant. if 200 US…

A: In this case, each considered US adult has the only options of being "lactose intolerant" (defined…

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: It was reported that 29% of car crash deaths in Maine were alcohol-related.…

A: Obtain the probability that at most 14 were alcohol-related.   The probability that at most 14 were…

Q: In a​ study, 45% of adults questioned reported that their health was excellent. A researcher wishes…

A:

Q: 20. Suppose that 21% of people own dogs. If you pick two people at random, what is the probability…

A: Given,The probability people own dogs is 0.21

Q: university study involves a simple random sample of 26 students taken from a population of​ 12,550.…

A: Given that Simple random sample size (n) = 26 Population size  = 12,550 Undergraduate students make…

Q: In a poll conducted by the general social survey, 70% of respondents said that their jobs were…

A: Probability of respondents said that their jobs were sometimes or always stressful(p)= 0.70sample…

Q: A survey indicates that 65% of people prefer coffee over tea. If 20 people are randomly selected,…

A: probability that people prefer coffee over tea(p)=0.65sample size(n)=20Let "x" no. of people who…

Q: A researcher randomly assigns 118 critically ill patients to receive a drug and 234 to receive a…

A: Solution : Given that - A researcher randomly assigns 118 critically ill patients to receive a drug…

Q: 8. Find the probability of selecting two 8s when two cards are drawn (without replacement) from a…

A: Total no. of cards in a deck =52No. of 8's cards in a deck =4

Q: 18. Stress at work: In a poll conducted by the General Social Survey, 81% of respondents said that…

A: Given:n = 200,p = 0.81

Q: When studying radioactive​ material, a nuclear engineer found that over 365​ days, 1,000,000…

A: The  studying radioactive​ material found that 25,575 atoms decayed during 365 days. That is,…