Google it: According to a recent report,  66%  of Internet searches in a particular month used the Google search engine. Assume that a sample of  21

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: Coronary bypass surgery: A healthcare research agency reported that 61% of people who had coronary…

A: (a) Let X be the number of patients are over the age of 65 which follows binomial distribution with…

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: 3.54 An experiment results in one of three mutually exclusive events, A, B, or C. It is known that…

A: given data,event A,B, and C are mutually exclusive.here given that p(A) = 0.30p(B) = 0.55P(C) =…

Q: a large university 13.5% of the students.11 economics, 24.7% of the students take atistics and 11.7%…

A: Peconomics=0.135Pstatistics=0.247Peconomics and statistics=0.117

Q: According to a study, 79% of K-12 schools or districts in a country use digital content such as…

A: Let,Event D = Schools or districts in a country use digital content.Event C = Schools use digital…

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: At a particular college 10% of the students major in business, and are required to take a Statistics…

A: Introduction: Suppose X and Y are two events, with respective probabilities P (X) and P (Y). Denote…

Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

A:

Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

A: Let X represent random variable   n=5 p=0.08   X~ binomial (5, 0.08)

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: College bound: A national college researcher reported that 68% of students who graduated from high…

A: From the provided information, A national college researcher reported that 68% of students who…

Q: An actuary studied the likelihood that different types of drivers have at least one collision during…

A: Given table for different types of drivers and the percentage of collisions under each category is…

Q: Airlines report that 45% of its flights are on time.  In a random sample of 80 flights, what is the…

A:

Q: A store gathers some demographic information from their customers. The following chart summarizes…

A: Answer:  Total number of customers =90+56+84+53+70+73=426 a)P(20<X<50)=(56+84+53)/426…

Q: QUESTION 2 It is known that 30% of adult females are experiencing sleep disorder If 17 adult females…

A:

Q: A survey found that 32% of book buyers are younger than 40 years old. If 10 book buyers are…

A: It is given that n=10 and p=0.32.

Q: Approximately 16% of people are left-handed. If two people are selected at random, what is the…

A:

Q: An actuary studied the likelihood that different types of drivers have at least one collision during…

A: To find: The probability that a driver with at least one collision in the past year is a Teen…

Q: event has a 50% chance of occurring

A: Take a coin, flip it twice. If you get the same result both times, ignore the pair of flips and try…

Q: Coronary bypass surgery: A healthcare agency reported that 48% of people who had coronary bypass…

A: Total number of patients n=14Probability p=0.48q=0.52

Q: A Sports Academy trains young athletes for international events. 22% of the athletes choose…

A: It is given that in a academy 22% athletes choose football, 52% choose cricket, and rest choose…

Q: Social Networking Based on data from the Pew Internet Project, 74% of adult Internet users use…

A: The probability of getting an adult Internet user who uses the social networking sites is 74%.

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: Coronary bypass surgery: A coronary bypass patients are sampled Part: 074 Part 1 of 4 are agency…

A: According to the given information,Probability of success, p = 49% = 0.49Sample size, n = 15Let X be…

Q: 5. Out of all registered vehicles in California, 95% of them pass the State Emissions Test. If ten…

A: Given information Probability of passing the emission test p = 0.95 10 vehicles are selected X…

Q: A survey showed that 79% of adults need correction (eyeglasses, contacts, surgery, etc.) for their…

A: The binomial distribution is a discrete probability distribution, which has only two outcomes per…

Q: According to a study, 74% of K-12 schools or districts in a country use digital content such as…

A: Given datan=10x=5p∧=xn=510=0.5Po=74%=0.74

Q: We are interested in analyzing data related to college football. Use S to denote the team is in the…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

Q: A survey of U.S. adults ages 18-29 found that 92% use the internet. You randomly select 100 adults…

A: Given that:Success probability, p = 0.92Sample size, n = 100

Q: Stress at work: In a poll about work, 82% of respondents said that their jobs were sometimes or…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…