A nationwide survey of seniors by the University of Michigan reveals that almost 30.0% disapprove of daily pot smoking. If 7 seniors are selected at random, what is the probability that at least 2 disapprove of daily pot smoking. O 0.6706 O 0.3177 O 0.0900 O 0.3294
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- Based on a Bellows survey of adults, there is a 0.48 probability that a randomly selected adult uses a tax preparer to file taxes. Find the probability that among 20 randomly selected adults, exactly 12 use tax preparers to file their taxes.According to a certain country's department of education, 44.2% of 3-year-olds are enrolled in day care. What is the probability that a randomly selected 3-year-old is enrolled in day care? The probability that a randomly selected 3-year-old is enrolled in day care is (Type an integer or a decimal.)According to a government statistical organization, the unemployment rate for workers aged 19 to 25 in April 2018 was 7.7%. Consider a random sample of 90 workers from this age group. a. What is the probability that 6 or fewer will be unemployed? b. What is the probability that 3 or fewer will be unemployed? c. What is the probability that between 3 and 9 of them will be unemployed? a. The probability that 6 or fewer workers will be unemployed is (Type an integer or decimal rounded to four decimal places as needed.) atcrunch Get more help - ... Similar question Next
- 80% of U.S. drivers over the age of 30 have had a speeding ticket and 55% of those have also been in an accident while behind the wheel. What is the probability that a randomly selected US driver over the age of 30 has had a speeding ticket and also been in an accident while behind the wheel?It was reported that 53% of people who had coronary bypass surgery in a recent year were over the age of 65. Fifteen coronary bypass patients are sampled. What is the probability that exactly 9 of them are over the age of 65? O 60.95% O 78.75% O 39.05% O 17.80%According to a recent article on the website www.fivethirtyeight.com, 30% of Americanssay they’re trying to reduce or eliminate gluten in their diets. Suppose you have 50volunteers and are interested in the number of them that are trying to reduce oreliminate gluten in their diets.a.) Find the probability that exactly 20 of the volunteers are trying to reduce oreliminate gluten in their diets. Use the formula.b.) Find the probability that 15 or fewer of the volunteers are trying to reduce oreliminate gluten in their diets. Use the calculator.c.) Find the probability that at least 27 of the volunteers are trying to reduce oreliminate gluten in their diets. Use the calculator.
- Eight of the 50 digital video recorders (DVRs) in an inventory are known to be defective. What is the probability that a randomly selected item is defective?About 8% of males are colorblind. A researcher needs colorblind subjects for an experiment and begins checking potential subjects. a. On average, how many men should the researcher expect to check before finding one who is colorblind? b. What's the probability that she won't find anyone who is colorblind among the first 4 men she asks? c. What's the probability that the first colorblind man found will be the 6" man checked? d. What's the probability that she finds someone who is colorblind before checking the 7th man?11.2% of the population is 65 or older. Find the probability that the following number of persons selected at random from 25 people are 65 or older. The probability that at least 3 are 65 or older is?
- What is the probability of selecting a veteran that lives in your city given they live in your states? State population: 28,995,881 City population: 978,908 Veteran population: 36,094 Country population: 328,239,523Approximately 20% of U.S. workers are afraid that they will never be able to retire. Suppose 10 workers are randomly selected. a. What is the probability that none of the workers is afraid that they will never be able to retire?On average, 4.6 fouls are seen in every game of football. a. What is the probability that 42 fouls will be recorded in the next 7 games of football? b. What is the probability that there will be at most 10 fouls committed during any game of football?