According to Wealth committee data, 0.4% of people have anemia. One thousand people are randomly selected, find the probability number of sick people is at least 2.
Q: Assume that 15% of people are left-handed. Suppose 12 people are selected at random. What's the…
A: Solution
Q: A study indicates that 73% of cars have have satellite radio. You randomly sample 8 cars. Find the…
A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…
Q: Suppose that you sampled 2 CEOs with replacement instead. How many different samples are possible,…
A: Sampling is a process which is used in statistical analysis. In sampling a predetermined number of…
Q: From experience, an airline knows that only 85% of the passengers booked for a certain flight…
A: Given Information : From experience, an airline knows that only 85% of the passengers booked for a…
Q: According to the National Oceanic and Atmospheric Administration (NOAA), between 1851 and 2013 there…
A: Given The total number of hurricanes between 1851 and 2013 are 290. The frequency table for…
Q: According to the National Center for Education Statistics, 17% of all people in the United States,…
A:
Q: Suppose the probability of an IRS audit is 2.0 percent for u.s taxpayers who file form 1040and who…
A: Given information- The probability of an IRS audit is 2.0 percent for U.S taxpayers. So, Number of…
Q: 40% of homeowners own AC. If 15 people are selected at random, what is the probability that at most…
A: We have given that the Binomial distribution with parameters p=40%= 0.40 and n=15. The pmf of…
Q: suppose that 10% of people are left handed. if 9 people are selected at random, what is the…
A: The random variable is left handed people. It follows binomial distribution. The sample size is 9.…
Q: if probability of choosing a red chip from a bucket is 0.36, what is the probability of not choosing…
A: Answer: From the given data, The probability of choosing a red chip from a bucket is 0.36 P(a red…
Q: Suppose that about 85% of graduating students attend their graduation. A group of 21 graduating…
A:
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: 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: Suppose that the probability that a child living in an urban area in the United States is obese is…
A: From the given information p = 0.20 and n = 15.
Q: Based on surveys, 97% of students own cell phones. What is the probability that 10 randomly…
A: Given,p=0.97n=10X=no.of students own cell phones.X~Binomial(n=10 , p=0.97)P(X=x)=Cxn px(1-p)n-x ;…
Q: A manufacturing machine has a 5% defect rate. If 9 items are chosen at random, what is the…
A: Given: 5% defect rate. If 9 items are chosen at random
Q: According to a WHO poll, 66 percent of the world's population experiences severe stress at least…
A: Solution
Q: According to statista.com, 66.7% of U.S. households have Cable TV / Satellite TV. If six…
A: From the given information, the percentage of U.S households have Cable TV / Satellite TV 66.7% and…
Q: 16% of all Americans live in poverty. If 43 Americans are randomly selected, find the probability…
A:
Q: Two cards are drawn without being replaced, from a standard deck of 52 playing cards. Determine, to…
A: From the provided information, Total cards in standard deck = 52 Total spade cards = 13 Total…
Q: In a small private school, 6 students are randomly selected from 14 available students. What is the…
A: no of ways selecting r items from n is C(n,r)
Q: If the probability of choosing a red chip from a bucket is 0.4, What is the probability of not…
A: We have the probability of choosing a red chip from a bucket is 0.4
Q: Suppose that 20% of people own dogs. If you pick two people at random, what is the probability that…
A: Given that, 20% of people own dogs. Sample size = 2
Q: Six percent of American adults are considered millionaires. If 100 randomly selected adults are…
A: Here it is given that 6% of American adults are millionaire. We need to find the probability of 7 or…
Q: Assume that 15% of people are left-handed. Suppose 12 people are selected at random. What's the…
A: Given : Probability of success,p = 0.15 Probability of failure,q=(1- 0.15 )= 0.85…
Q: The National Coffee Association reports that among individuals in the 45 to 55 age, 70% drink…
A:
Q: 9% of all Americans live in poverty. If 48 Americans are randomly selected, find the probability…
A:
Q: outh Smoking Twò ðut 8I cquired the habit by age 14. If 400 smokers a andomly selected, find the…
A: Given X~ Binomial n=400 p=0.4
Q: A bag contains 44 U.S quarters and six Canadian quarters. If seven quarters are randomly picked from…
A: Given that. Total quarters=44+6=50 U.S quarters=44 Canadian quarters=6 Find P(at least 1 Canadian…
Q: According to Wealth committee data, 0.4% of people have anemia. One thousand people are randomly…
A: Given that p=0.4%=0.004 , n=1000
Q: When drawing a single card from the deck, what is the probability of getting a face card or a…
A: A deck contains 52 cards in total, and it contains following: 1. Twelve Face cards (Jack, Queen,…
Q: Suppose that 37% of people own dogs. If you pick two people at random, what is the probability that…
A: From the given information, it is clear that The probability that people owns the dog=0.37.…
Q: It has been estimated that 21% of Americans are smokers. If four American adults are chosen at…
A: Given that, proportion, p= 21% p= 0.21 So q= 1-p= 1-0.21 = 0.79 And sample size is n= 4 So X~…
Q: If you know the names of the remaining ten students in the spelling bee, what is the probability of…
A: To find: Probability of selecting the correct spelling bee order.
Q: Suppose that 53% of people own dogs. If you pick two people at random, what is the probability that…
A:
Q: In a group of 10 people chosen randomly, what is the probability that three of the ten people have a…
A: Given: Number of trials (n) = 10 Probability of success (p) = 11000000=0.000001 Let X be the number…
Q: According to a Department of Labor report, the city of Detroit had a 20% unemployment rate in…
A:
Q: According to the Centers for Disease Control, 8% of Americans have diabetes. If an American is…
A: Given that, according to the Centers for Disease Control, 8% of Americans have diabetes.
Q: university study involves a simple random sample of 26 students taken from a population of 12,550.…
A: Given that Simple random sample size (n) = 26 Population size = 12,550 Undergraduate students make…
Q: Suppose that 68% of people are left handed. If 24 people are selected at random, what is the…
A: Here, probability that the people are left handed is 0.68 and sample size 'n' is 24.
Q: A four-person committee is randomly selected from a pool of 19 Americans and 131 Canadians. What is…
A: Given: Number of Americans =19 Number of Canadians =131
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- Suppose the probability of an IRs audit is 4.2 percent for U.S taxpayers who file form 1040 and who earned 100,000 or more. what are the odds that such taxpayer will be audited? what are the odds against such taxpayer being audited?A four-person committee is randomly selected from a pool of 19 Americans and 13 Canadians. What is the probability that this four-person committee consist entirely of Americans?96 percent of adults own a smart phone around the world. In a random sample of 250 adults, what is the probability that 94% or more will own a smart phone?
- Suppose Emerson loses 33% of all checker games. Use this result to determine the probability that Emerson loses four checker games in a row, but does not lose five in a row?Jacobs & Johnson, an accounting firm, employs 19 accountants, of whom 8 are CPAs. If a delegation of 3 accountants is randomly selected from the firm to attend a conference, what is the probability that 3 CPAs will be selected? (Round your answer to three decimal places.)In Megabucks, a player who correctly chooses five out of the six winning number gets $400. What is the probability of winning $400?
- According to government data, 73% of employed women have never been married. Rounding to 4 decimal places, if 15 employed women are randomly selected: a. What is the probability that exactly 2 of them have never been married? b. That at most 2 of them have never been married? c. That at least 13 of them have been married?A shipment contains 10 igneous, 8 sedimentary, and 8 metamorphic rocks ... If 5 rocks are selected at random, find the probability that exactly 3 are sedimentaryApproximately 90% of all people are right handed. Consider a grouping of 20 people. What is the probability that 5 of them will be right handed
- Suppose that 19% of people own dogs. If you pick two people at random, what is the probability that they both own a dog?Suppose that 28% of people own dogs. If two people are randomly selected, what is the probability that they both own a dog?In a batch of 140 calculators, 7 are found to be defective. Estimate the probability that a randomly selected calculator is defective.