Blood pressure: High blood pressure has been identified as a risk factor for heart attacks and strokes. The proportion of U.S. adults with high blood pressure is  0.4 . A sample of  41  U.S. adults is chosen.    A new sample of  65  adults is drawn. Find the probability that more than  38%  of the people in this sample have high blood pressure. The probability that more than  38%  of the people in this sample have high blood pressure is

Q: In a recent year, the rate of U.S. home ownership was 65.9%. Choose a random sample of 120…

A: From the given information, it can be observed that the sample size is 120 and probability of U.S.…

Q: Thirty percent of students in a college are Freshmen. In a random sample of 15 students form the…

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Q: The distribution of blood types for 100 Americans is listed in the table. If one donor is selected…

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Q: Historically, the final exam for an introductory statistics course has had a 75% pass rate. Suppose…

A: From the provided information,p = 0.75n = 250

Q: A survey showed that 75% of adults need correction for their eyesight. If 8 adults are randomly…

A: Given that 75% of adults need correction for their eyesight. There are 8 adults in the study. Let us…

Q: In a large population, 61% of the people have been vaccinated. Give your answer as a value between 0…

A: From the provided information,p = 0.61n = 5

Q: Approximately 6% of American drivers d not text while they drive. Suppose you are working with a…

A: It is given that the proportion of American drivers do not text while they drive (p) is 0.06 and the…

Q: A sociology teacher asked her students to complete a survey at the beginning of the year. One survey…

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Q: The average monthly grocery bill for an individual is normally distributed with a mean of $85 and a…

A: Solution: Let X be the average monthly grocery bill for an individual is normally distributed with…

Q: You want to determine the probability that when five consumers are randomly selected, exactly two of…

A: The question is about binomial prob. distribution Given : No. of randomly selected customers ( n ) =…

Q: An automated assembly line produces 43,500 parts per duty cycle. The probability that a randomly…

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Q: What is the probability of zero motor accident during any 2- mile interval along Buntun highway?

A: Here Given  36 accidents in 20 miles

Q: Given a woman has positive mammography, what is the probability she has breast cancer?

A: Let us define some events A : a woman has breast cancer. B : a woman does not have breast cancer. E…

Q: A recent study of cardiovascular risk factors reports that 30% of adults meet the criteria for…

A: Here, n = 15 and p = 0.30.

Q: Overweight normal weight high cholesterol 324 368 low cholestere | 450 890

A: High cholesterol Low cholesterol Over weight 324450Normal weight 368890

Q: Quality control. An assembly plant produces 40 outboard motors, including 7 that are defective. The…

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Q: In the United States, voters who are neither Democrat nor Republican are called Independent. It is…

A: We have given that

Q: The probability of loosing a game was estimated as  0.6 . What is the probability to win this game?

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Q: Find the indicated probability. Round to three decimal places. 33% of the computer science majors…

A: Givenp=0.33sample size(n)=10x~Binomial(n=10 , p=0.33)P(X=x)=(nx)×px×(1-p)n-x    ; x=0,1,...,n

Q: According to a study conducted by the Gallup organization, the proportion of Americans who are…

A: It is an importance stance in probability distribution . Binomial distribution is a discrete…

Q: Based on a smartphone​ survey, assume that 41​% of adults with smartphones use them in theaters. In…

A: See the handwritten solution

Q: According to a report in Parade magazine, a nationwide survey conducted by the University of…

A: We have given that Probability (p)  = 0.70  Number of samples(n) = 12 Here we will use binomial…

Q: What is the probability that the sample proportion is greater than 0.61? b. What is the probability…

A: Let p be the population proportion. Given that p = 0.59 And sample size is n = 656 Note : According…

Q: It is known that 33% of the calculators shipped from a particular factory are defective. What is the…

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Q: You flip a biased coin ((head =0.8)) five times. What’s the probability of getting four or more…

A: Given, P(Head) = 0.8 for a biased coin n = 5

Q: During the second round of the 1989 U.S. Open golf tournament, four golfers scored a hole in one on…

A: Poisson distribution:The probability mass function of Poisson distribution is as follows.

Q: Suppose that an incubator contains 200 eggs. The probability that a hatching egg will contain a…

A: Given : X = Number of female chick hatch. n = 200 p = 0.5 q=1-p=0.5 X~Binomial(n=200,p=0.5) Here,…

Q: In a test for ESP, the experimenter looks at cards that are hidden from the subject. Each card…

A: In this case, each of the subjects has the only option of guessing a card "correctly" (defined as…

Q: The number of death due to diabetes and kidney disease for an American during 2015 is respectively…

A: The number of death due to diabetes and kidney disease for an American during 2015 is respectively…

Q: cars fail emissions inspection. ABSume that thế Pesu an emissions control center, 1375 a. What is…

A: The probability that first inspection failure will be observed at the 6th position.    Probability =…

Q: In the United States, voters who are neither Democrat nor Republican are called Independent. It is…

A: Given, n = 23 p = 0.10 q = 1 - p = 0.90       To find, a) What is the probability that none of the…

Q: In a classroom of 27 students, there are 17 girls and 10 males. Mr. Stover wants to randomly select…

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Q: Consider the case where the predetermined average number of bus arrivals at the Cubao Station is 6…

A: As given, the average number of bus arrivals at the Cubao Station is 6 per 15-minute period. This…

Q: t is estimate that 40% of households own a riding lawn mower. A sample of 11 households is studied.…

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Q: a. If a lost hiker is carrying an emergency GPS locator, what is the probability of them being…

A: Given, Let A be people found by rescue missions Let B be people who carry an emergency GPS locator…

Q: If you select a random sample of 144 smartphone​ owners, what is the probability that the sample…

A: Given that,,n=144P( 22.5<< 23.5)=?

Q: A dormitory on campus houses 100 students. 42 are male, and 40% are KINE majors. A student is…

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Q: When a sample contains 100 or more cases, what is the correct probability distribution to use?

A: Given: When a sample contains 100 or more cases, what is the correct probability distribution to…

Q: Assume 79% of all ducklings are adorable. You take a sample of 16 ducklings. What is the probability…

A: Given,n=16p=0.79q=1-pq=1-0.79=0.21A random variable X~Binomial(n=16 , p=0.79)P(X=x)=16x0.79x0.2116-x…

Q: The quality of computer disks is measured by the number of missing pulses. For a certain brand of…

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Q: Out of a sample of 10,000 men, the probability that a man picked at random weighs over 190 pounds is…

A: GivenThe probability that a man picked at random weighs over 190 pounds = 0.25The probability that a…

Q: A social scientist gathers a carefully chosen group of 20 people whom she is selected to represent a…

A: