Question content area top Part 1 39.639.6​% of consumers believe that cash will be obsolete in the next 20 years. Assume that 77 consumers are randomly selected. Find the probability that fewer than 33 of the selected consumers believe that cash will be obsolete in the next 20 years.

Q: 58% of people rent their homes. If you take a random sample of 50 people, what is the probability…

A: We have given that Sample size n =50 Population proportion p=58%=0.58

Q: According to a 2009 Reader's Digest article, people throw away about 13% of what they buy at the…

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Q: Approximately 76% of statistics students complete their homework before the due date. Each student…

A: Approximately 76% of statistics students complete their homework before the due date.i.e.…

Q: thirty four percent of us adults have very little confidence in newspapers. You randomly select 8 US…

A: Binomial distribution:The binomial distribution gives the probability of number of successes out of…

Q: Ten patients participated in a study to see if vitamin C can prevent colds. If each patient has a…

A: It is given that 10 patients participated in a study to see if vitamin C can prevent colds. The…

Q: There are 10 questions on a multiple-choice quiz. Each question has four possible answers. Suppose…

A: The number of multiple-choice questions is 10. The number of possible outcomes is 4.

Q: In a class of students, the following data table summarizes how many students passed a test and…

A: passed the test failed the test total completed the homework 14 2 16 did not completed the…

Q: Statistics show that about 42% of Americans voted in the previous national election. If three…

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Q: em List Next Problem is problem involves students who have taken Calculus in high school. Assume…

A: It is given that, the percent of students have taken calculus in high school is 15%.

Q: Android Users Iphone Users Total   Ages 18 – 30 405 653 1058   Ages 31 – 40 687 538 1225…

A: Given the sample of age groups compared to android and iPhone users To find:  The probability of…

Q: 36% of U.S. adults say they are more likely to purchase during a sales tax holiday. You randomly…

A: I will use excel formula "=BINOM.DIST(x, n, p, FALSE)" to find the probability. x n p Excel…

Q: According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the…

A: Population proportion : p = 0.14Sample size : n = 123

Q: A weight loss clinic keeps records of patient attendance at scheduled appointments each year. A…

A: The data is given and we need to answer certain question.

Q: Identity theft is a growing problem in the United States. According to a Federal Trade Commission…

A:

Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

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Q: Bio 10 breaks 10% of slides over the next 3years, 120 classes will be surveyed. what is the…

A: Introduction:The expected value of the sample proportion, for population proportion π is E (p) = π…

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

A:

Q: In a large population, 68% of the people have been vaccinated. If 5 people are randomly selected,…

A: Givenp=0.68n=5Let x be no.of people vaccinatedx~Binomial(n=5,p=0.68)P(X=x)=(nx)×px×(1-p)n-x   ;…

Q: 34% that a stock investement will end up in a total loss what is the chance that 1 of 3 investments…

A: It is given that, 34% that a stock investment will end up in a total loss. It means that the…

Q: observe (a) Describe how you could use a relative frequency to estimate the probability that a…

A: The relative frequency essentially defines the occurrence of outcomes with some specified attributes…

Q: A manufacturing engineer takes 22 samples from a manufacturing process to verify if the production…

A: Given that A Manufacturing engineer takes 22 samples from manufacturing process.Sample size (n) =…

Q: It is estimated that 63% of emails are non-spam emails. Some software has been applied to filter…

A: Solution  To find the probability we will use Bayes theorem.

Q: The Statistical Abstract of the United States reports that 36 percent of the country's households…

A: Probability of the country's households are composed of one person(p)=0.36sample size(n)=7Let "x" be…

Q: According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the…

A: Given information : Population proportion = p= 10% = 0.10 q = 1 - p    = 1 - 0.10 = 0.90 Sample size…

Q: The probability that an email is spam is 74%. If a spam filter analyzes two emails, what is the…

A: It is given that, the probability that an email is spam is 74%.

Q: A poll showed that 63.4% of Americans say they believe that some people see the future in their…

A: We are given that 63.4% of Americans say they believe that some people see the future in their…

Q: Part 3 of 6 A new sample of 79 adults is drawn. Find the probability that more than 38% of the…

A: The proportion of U.S. adults with high blood pressure is 0.4, and a sample of 39 U.S. adults are…

Q: Assume that when adults with smartphones are randomly​ selected, 56​% use them in meetings or…

A: Binomial distribution describes the possible number of events occurs in fixed number of trials.…

Q: Assume that when human resource managers are randomly​ selected, ​44% say job applicants should…

A: p=0.44 sample size(n)=25 Let "x" be no. of human resource managers ay job applicants should follow…

Q: According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the…

A: Given: Sample size (n) = 135 Population proportion (p) = 0.14

Q: Suppose that you and two friends go to a​ restaurant, which last month filled approximately 78 %78%…

A:

Q: Fifty-nine percent of U.S. adults think that civil rights for Black Americans have improved during…

A: It is given that the number of observations are independent with probability of success p = 59% =…