Assume that 158 voters aged 18-24 are randomly selected, suppose 22% of them voted. The probability that exactly 37 of 158 voters voted =

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

A: Solution

Q: If 14% of active duty soldiers in the U.S. Army are women, find the probability that if four…

A: Let X represent the random variable   n=4 p=0.14   X~ Binomial (4, 0.14)

Q: Assume that when adults with smartphones are randomly​ selected, 47​% use them in meetings or…

A:

Q: If 50 of 250 people contacted make a donation to the city symphony, the probability of outcome of…

A:

Q: Suppose that 70% of all voters prefer Candidate A. If 10 people are chosen at random for a poll,…

A: given data P(favor candidate A) = p = 0.70sample size = 10 x = no. of people favor candidate A.…

Q: Determine the probability of drawing 5 black cards in a row (with replacement) from a standard deck.

A:

Q: A poll is given showing 50% are in favor of a new building project. If 9 people are chosen at random…

A: Given data, p=0.50 n=9 P(X=3)=?

Q: Assume that when adults with smartphones are randomly selected, 36% use them in meetings or classes.…

A: Given: p=36%=0.36 n=8 According to binomial probability: PX=x=Cxnpx1-pn-x

Q: Assume that when adults with smartphones are randomly selected? 53% use them in meetings or classes.…

A:

Q: Assume that when human resource managers are randomly​ selected, ​41% say job applicants should…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 49% use them in meetings or…

A:

Q: Assume that when adults with smartphones are randomly selected 55% of them using meetings or classes…

A:

Q: A poll is given showing 80% are in favor of a new project if 5 people are chosen at random, what…

A:

Q: Assume that three adults are randomly selected without replacement from the 247,436,830 adults in…

A: 10% of adults in the United States use drugs

Q: The probability is (Round to four decimal places as needed.)

A: In this case, there are two possible outcomes for each trial, classified as a success (Use of…

Q: Assume that when adults with smartphones are randomly​ selected, 59​% use them in meetings or…

A:

Q: find the probability that exactly 2 of them say job applicants should follow up within two weeks.

A: Let p be the probability that human resource managers say job applicants should follow up within two…

Q: Assume that when human resource managers are randomly selected, 54% say job applicants should follow…

A: 0.7279 Explanation:Approach to solving the question:To solve this problem, we can use the binomial…

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: A poll is given, showing 20% are in favor of a new building project. If 8 people are chosen at…

A:

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes.…

A: Obtain the probability that exactly 18 of them use their smart phones in meetings or classes.…

Q: uppose that in a certain community, 80% of drivers fasten their seat belt. Determine the probability…

A: Solution: Let X be the random variable that the number of drivers fasten their seat belt in certain…

Q: Suppose that 35% of all voters prefer Candidate A. If 8 people are chosen at random for a poll, what…

A: We have given that p = 35% = 0.35 n = 8 Here we will use binomial distribution The PMF of the…

Q: Assume that when human resource managers are randomly​ selected, 42​% say job applicants should…

A: From the provided information,42% say job applicants should follow up within two weeks that is p =…

Q: Assume that when adults with smart phones are randomly selected 56% of them use them in meetings or…

A: Here we need to find the required probability using the binomial distribution.

Q: Assume that when adults with smartphones are randomly selected, 64% use them in meetings or classes.…

A: Given, sample size = n = 8 Probability = p = 64% = 0.64 Number of smartphones users use their…

Q: Assume that when human resource managers are randomly​ selected, ​52% say job applicants should…

A: Givenp=0.52n=8x~Binomial(n=8,p=0.52)P(X=x)=(nx)×px×(1-p)n-x   ; x=0,1,...,n

Q: Suppose a jar contains 6 blue, 3 green, and 2 red marbles. What is the probability of randomly…

A: Given A jar contains 6 blue, 3 green and 2 red marbles.

Q: Suppose that 85% of people are voting in the election. If you pick two people at random, what is the…

A: Obtain the probability that they both are voting in the election.   The probability that they both…

Q: Suppose that 70% of all voters prefer Candidate A. If 7 people are chosen at random for a poll,…

A: Given Suppose that 70% of all voters prefer Candidate A. If 7 people are chosen at random for a poll

Q: Assume that when adults with smartphones are randomly​ selected,53​% use them in meetings or…

A:

Q: Assume that when adults with smartphones are randomly selected, 36% use them in meetings or classes.…

A: We have to find given probability..

Q: randomly​ selected, find the probability that at least 2 of them say job applicants should follow…

A: n = 7, p = 42% = 0.42X ~ Binomial(n=7 , p=0.42)

Q: Suppose that 40% of all voters prefer Candidate A. If 9 people are chosen at random for a poll,…

A: Solution: Let X be the number of people favor candidate A and n be the sample number of people. From…

Q: (a) Convert both x¡ and x2 values to z values, and locate both of these values under the standard…

A:

Q: Assume that when human resource managers are randomly​ selected, 51​% say job applicants should…

A: Let X be the random variable from binomial distribution with probability (p) = 51% = 0.51 and sample…

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Given: To find the probability that at least five people use thier smartphones in meeting and…

Q: Assume that when human resource managers are randomly​ selected, ​62% say job applicants should…

A: n=6, p=62%=0.62, X~Binomial(n=6, p=0.62)  Let X be number of job applicants should follow up within…

Q: Assume that when adults with smartphones are randomly​ selected, 44% use them in meetings or…

A: Given that adults with smartphones are randomly​ selected, 44% use them in meetings or classes. We…

Q: A poll is given, showing 75% are in favor of a new building project, if 8 people are chosen at…

A: Answer: From the given data, Sample size(n) = 8 p = 75% = 0.75 X follows binomial distribution (n,p)

Q: Suppose that 55% of all voters prefer Candidate A. If 7 people are chosen at random for a poll, what…

A: Given : Let X : No. of  voters prefer Candidate A p=0.55 n=7

Q: Assume that 159 voters are randomly selected, in a previous study 22% of them voted. Find the…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 59% use them in meetings or…

A: From the provided information, 59% of adults use smartphones in meeting or classes that is (p) =…

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.