1) Fifty-four percent of men consider themselves basketball fans. You randomly select 10 men and ask each if he considers himself a basketball fan. Find the probability that the number who consider themselves basketball fans is (a) exactly eight, (b) at least eight, and (c) less than eight. 2)...

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average mean of rain in dallas is 3.5 inches. standard deviation is .8. what percentage of the time does rainfall exceed 5 inches?

1. The length of time for on individual to be served at a cafeteria is a random variable having an exponential distribution with a mean of 4 minutes. What is the probability that a person is served in less than 3 minutes on at least 4 of the next 6 days

Weekly sales for a company are $10,000 with a standard deviation of $450. Sales for the past week were $9050. This is

We have a binomial experiment with p = 0.4 and n = 2. (1) Set up the probability distribution by showing all x values and their associated probabilities. (2) Compute the mean, variance, and standard deviation.

alisha has an exercise capacity of 41 minutes, convert her score to a z score among the distribution of exercise capacity of 34, 19, 33, 30, 43, 36, 32, 41, 31, 31, 37, 18.

In a large population, 67 % of the people have been vaccinated. If 5 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated?

10.41 A survey of 117,156 women who were free of heart disease showed that 31,101 had at least one parent who had suffered a heart attack before age 60. Four years later, 133 of those with a positive family history of heart attack themselves had signs of heart disease, compared with 141 of...

A survey of 117,156 women who were free of heart disease showed that 31,101 had at least one parent who had suffered a heart attack before age 60. Four years later, 133 of those with a positive family history of heart attack themselves had signs of heart disease, compared with 141 of those...