In a class in which all students practice at least one sport, 60% of students play soccer or basketball and 10% practice both sports. If there is also 60% that do not play soccer, calculate the probability that a student chosen at random from the

Q: In a company survey of 1000 skiers and bikers it is found that 80% like skiing and 60% like biking.…

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Q: Of engineering students on internship, 25% were provided with allowances. If 5 students are selected…

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Q: Let A represent cat ownership and B represent dog ownership. Suppose 35% of households in a…

A: Conditional probability is an important concept in probability theory that involves calculating the…

Q: Suppose that 54% of people own dogs. If you pick two people at random, what is the probability that…

A: Given, 54% of the people own dog.That is

Q: The Battery company manufactures electric batteries. The probability that the finished battery is…

A: Given data, probability that the finished battery is defective is 0.05 probability that the packer…

Q: Assume that 69.3% of the student athletes are male, 49.7% of the student athletes prefer basketball,…

A: Assume, M be the event that the selected student is a man. W be the event that the selected student…

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

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Q: Of the cartons produced by a company, 3% have a puncture, 5% have a smashed corner, and 0.4% have…

A: Given that , cartons produced by a company, 3% have a puncture, 5% have a smashed corner, and 0.4 %…

Q: Suppose patrons of a restaurant are asked whether they prefer water or soda. 70% say they prefer…

A: The objective of this question is to find the conditional probability that a randomly selected male…

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: Twenty percent of all undergraduates at a university are chemistry majors. In a random sample of…

A: Given information:Population proportion (p) = 20%                                         p =…

Q: It was reported that 19.8% of computer games sold in 2005 were classified as "family and…

A: Given Let A = computer games sold were classified as " family and children" P(A)=19.8%=0.198

Q: About IO percent of the population is left-handed. Ofthose who are right-handed, about 40 percent…

A: Multiplication Rule:Multiplication rule for two dependent events A, and B is given by:

Q: Fifty-three percent of all persons in the U.S. population have at least some college education.…

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Q: A customer visits a shopkeeper. The shopkeeper knows that 1 in 10 customers have coronavirus. One…

A: It is given that 1 in 10 customers have coronavirus and 1 in 23 customers have flu. 71% of customers…

Q: In recent study of nurses of a local hospital, eight hundred and twenty four said that they prefer…

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Q: When occurrence of one outcome does not cause the probability of occurrence of another subsequent…

A: We have given that, When occurrence of one outcome does not cause the probability of occurrence of…

Q: Of the cartons produced by a​ company, 9​%have a​ puncture, 3​% have a smashed​ corner, and 0.5​%…

A: Given : Let A : Cartons has a puncture P(A) = 9% = 0.09 Let B : Cartons has a smashed corner P(B) =…

Q: In  a group composed of 30Democratic men, 20 Republican men, 50 Democratic women, and 60 Republican…

A: GIVEN DATA : In the group there are 30 Democratic men, 20 Republic men, 50 Democratic Women and 60…

Q: In a survey of 96 baseball fans in NYC, 46 were fans of the Mets, 63 were fans of the Yankees and 30…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: As a promotional offer, a newly opened movie theatre is awarding 18% of their new patrons with a…

A: Out of all the patrons, only 18% are complimentary dinner and 82% are given free drink Out of all…

Q: Suppose patrons of a restaurant are asked whether they prefer water or soda. 70% say they prefer…

A: The objective of this question is to find the conditional probability that a randomly selected male…

Q: Approximately 60% of the 300 restaurants in a certain city offer outdoor seating. If a sample of 75…

A: Given that Sample size =75  Probability of success=0.60  We have to find the percentage of…

Q: 24% of all students enjoy the school lunch.  If there are 2000 students at the school, what is the…

A: It is given that n=2000 and p=0.24.

Q: In a sample of 50 employees, 32 were females, 22 were smokers, and 15 were males and smokers. If an…

A: Given that  Sample size (n) = 50 Number of females (F)  = 32 Number of males (M) = 50 -32 = 18…

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: n a town, a pediatric nurse is concerned about the number of children who have strep throat during…

A: Given data The number of children living in town are 3492  out of them 623 of them have step throat

Q: Suppose that 53% of people own dogs. If you pick two people at random, what is the probability that…

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Q: Assume that 65 percent of the students at the university have taken 4 years of high school math. Of…

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Q: Given that the cable company has decided to sell, what is the probability the influential director…

A: From given data we have : probability of influential director resigned) = 0.40 probability of…

Q: The athletic department of a school has 16 full time coaches, and 4 of them are female. The director…

A: According to the combination rule, if r distinct items are to be chosen from n items without…

Q: Assume that at the airport security check, 60% of all passengers are selected for a random bag…

A: Given that p = 60% = 0.60 n = 10 X ~Binomial(n, p) X ~ Binomial (10, 0.60)The PMF of the Binomial…

Q: Of the cartons produced by a​ company, ​4% have a​ puncture, 3​% have a smashed​ corner, and 0.7​%…

A: Probability quantifies the chances of the happening of an event. The probability values always lie…

Q: In a survey of consumers aged 12 and older, respondents were asked how many cell phones were in use…

A: The data related to cell phone users is given.

Q: 53% of all Americans have at least some college education. Choose 7 Americans at random. What is the…

A: Given that 53% of all Americans have at least some college education. Hence probability that a…

Q: In the entire group of first-year statistics students, half own a calculator (h), and the rest don’t…

A: Percentage of students don't own a calculator = 50% = 0.50 Sample size = n = Number of students are…