Sixteen percent of adults contribute to charitable agencies on a regular basis. Using the binomial formula, find the probability that in a random sample of 12 adults, exactly five contribute to charitable agencies on a regular basis. (Round to 4 digits, ex. 0.1234)

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Q: In a large population, 68% of the people have been vaccinated. If 5 people are randomly selected,…

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Q: An experienced invoice clerk makes an error once in every 100 invoices, on average. (a) What is the…

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Q: Q6. In a Survey, 85% of the people interviewed were unaware that maintaining a healthy weight could…

A: Given,n=20p=0.85q=1-0.85=0.15A random variable X~Binomial(n=20 , p=0.85)P(X=x)=20x0.85x0.1520-x  ;…

Q: In a large population, 68 % of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: In a large population, 63 % of the people have been vaccinated. If 3 people are randomly selected,…

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Q: In a large population, 68 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Given that, 68% of the people have been vaccinated. Probability, p = 68% = 0.68 Sample size, n = 3

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Q: ssume that a student alarm clock has a 6.6 % daily  failure rate. What is the probability that the…

A: It is given that the student’s alarm clock has 6.6% daily failure rate.