Suppose that a marketing research firm sends questionnaires to two different companies. Based on historical evidence, the marketing research firm believes that each company, independently of the other, will return the questionnaire with probability 0.40. What is the probability that both questionnaires are returned? Round your answer to 2 decimal places.

Q: If the probability that a randomly chosen college student takes statistics is 0.16, then what is the…

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Q: Suppose 42 % of the students in a university are baseball players. If a sample of 628 students is…

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Q: Suppose the probability of having a boy or a girl is equally likely.  In 6 births, what is the…

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Q: The survival rate during a risky operation for patients with no other hope of survival is 71%. What…

A: Given information- We have given a problem of the binomial distribution. Probability of survival, p…

Q: A certain drug was developed, tested, and found to be effective 90% of the time. Find the…

A: The binomial distribution is a discrete type distribution. It is considered as the finite case of…

Q: The Hawkins Company randomly samples 10 items from every large batch before the batch is packaged…

A: It is given that the Hawkins Company randomly select 10 items as a sample (n) from every large batch…

Q: Suppose that it rains in Spain an average of once every 15 days, and when it does, hurricanes have a…

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Q: A real estate agent has 18 properties that she shows. She feels that there is a 40% chance of…

A: We have to find given probability.

Q: A nervous kicker usually makes 72% of his first field goal attempts. If he makes his first attempt,…

A: From the provided information, P (makes first field goal attempt) = 0.72 P (Makes second attempt|…

Q: In a large city, 70% of people own a cell phone. A sociologist wishes to study the impact cell…

A: The objective of this question is to find the probability that between 33 and 36 people out of a…

Q: Suppose​ 12% of Americans smoke. If we randomly select 10​ Americans, what is the probability that…

A: Consider X is a random variable that follows binomial distribution with the sample size, n equals to…

Q: A pharmacist receives a shipment of 2121 bottles of a drug and has 44 of the bottles tested. If 66…

A: From the provided information, A pharmacist receives a shipment of 21 bottles of a drug and has 4 of…

Q: A survey of Indiana, PA residents finds that 68% like Bob's Sub, 83% like Culpepper's, and 56% like…

A: Let A be the event that the residents like Bob's Sub and B be the event that residents like…

Q: A psychologist believes that 80% of male drivers when lost continue to drive hoping to find the…

A: Obtain the probability that less than 75% said they continue driving. The probability that less than…

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 11 seeds are…

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Q: The Clippers basketball team are predicted to win 90% of their games during the playoffs.  If this…

A: From the given information, n=3 p=0.90 Using binomial distribution, the required probabilities will…

Q: The data represent the results for a test for a certain disease. Assume one individual from the…

A: The data represent the results for a test for a certain disease. Assume one individual from the…

Q: If the probability that the Islanders will beat the Rangers in a game is 1/3, what is the…

A: Solution: Let X be the number of games Islanders will win in a against the Rangers and n be the…

Q: Your financial planning company has a large database of clients. There is a 0.405 probability that a…

A: P(401k) = 0.405 P(Roth IRA) = 0.188 P(401k OR Roth IRA) = 0.513

Q: The statistics department of a college found that there is a 28% chance (0.28) that a student will…

A: From the provided information, The statistics department of a college found that there is a 28%…

Q: Suppose 52% of the students in a university are baseball players. If a sample of 436 students is…

A: Given thatThe proportion of the students in a university are baseball players = 0.52Total sample…

Q: Seventeen percent of married couples say they are planning a trip to Europe. You randomly select 15…

A: Suppose a random variable x, defines the number of married couples, who are planning a trip to…

Q: A real estate agent has 16 properties that she shows. She feels that there is a 50% chance of…

A: Given,n=16p=50%=0.5,m 1-p=1-0.5=0.5Compule the probability of selling less than…

Q: You purchase boxes of cereal until you obtain one with the collector's toy you want. If, on average,…

A: It is given that an average, a toy is getting in every the 44th cereal box. Consider that n is…

Q: It is known that 70% of adult workers have a high school diploma.  If a random sample of 25 adult…

A: Here 70% of adult workers have high school diploma. From them a random sample of 25 adult workers is…

Q: A real estate agent has 17 properties that she shows. She feels that there is a 60% chance of…

A: given data  sample size n = 17 P9selling property during a week) = p = 0.60 independent events x =…

Q: A group of 6 students' cholesterol levels are tested. Suppose the probability of a student having a…

A: The objective of this question is to find the probability that exactly three out of the six students…

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: Refer to the table which summarizes the results of testing for a certain disease. A test subject is…

A: From given :   Positive test Negative test Total Has disease 144 17 161 Does not have disease…

Q: What is the probability that exactly seven out of 12 students have healthy cholesterol levels?

A: A group of 12 students' cholesterol levels are tested. Suppose the probability of a student having a…

Q: A sample survey interviews an SRS of 267 college women. Suppose that 70% of college women have been…

A: The distribution of data follows normality can be checked using the two conditions :  np≥5 n1-p≥5…

Q: A woman plans to have two children. The probability that each child is a boy is 0.525, and the birth…

A: Given,P(a baby boy)=0.525P(a baby girl)=1-0.525=0.475

Q: A recent study has shown that a new treatment cures a certain disease 66% of the time. If this…

A: We have to use Binomial distribution. Binomial distribution : If x follows Binomial distribution…

Q: A sample of 400 adults were surveyed on their health. 78 of those studied have high blood pressure,…

A: Solution: Given that : Total people = 400No of people that are unwilling to change diet = 94

Q: About  9%  of employed adults in the United States held multiple jobs. A random sample of  62…

A: Given data, p=9%=0.09 n=352 p^=0.071 P(p<0.071)=?

Q: students enrolled in a small liberal arts college have their automobiles stolen during the semester.…

A: Here, The average number of students enrolled in a small liberal arts college have their automobiles…

Q: If the probability that a randomly chosen college student takes statistics is 0.75, then what is the…

A: Given, Let A be the event that randomly chosen college student takes statistics. p(A)=0.75

Q: A researcher believes that 8% of females smoke cigarettes. If the researcher is correct, what is…

A: From the given information, probability for female smoke cigarettes (P) = 8%And sample of females…

Q: A recent survey showed that 65 adults out of a sample of 500 do not like cold weather. However, 84…

A: The provided information is as follows:The sample size is .The total number of adults who are…

Q: A soccer team estimates that they will score on 8% of the corner kicks. In next week's game, the…

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Q: Calculate the desired empirical probabilities (rounded to 3 significant digits) based on the airline…

A: The data is given as-SatisfiedNot-satisfiedTotalCompensated73780Not-compensated18302320Total91309400

Q: Suppose that on the average, 77 students enrolled in a small liberal arts college have their…

A: Answer:- Given , The average number of  students enrolled in a small liberal arts college have their…

Q: Suppose that on the average, 7 students enrolled in a small liberal arts college have their…

A: Let X=no.of enrolled in a small liberal arts college have their automobiles stolen during the…

Q: A pharmacist receives a shipment of 20 bottles of a drug and has 4 of the bottles tested. If 4 of…

A:

Q: A group of 14 students' cholesterol levels are tested. Suppose the probability of a student having a…

A: n=14 students cholesterol levels are testedp(student having a healthy cholesterol…

Q: uppose that 72% of Veterinary School graduates who take the licensure exam for their state pass the…

A: p =0.72 n = 150 z-critical value at 0.75 = 0.6745

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 12 seeds are planted,…

A: