Question

According to the Higher Education Research Institute, 55% of college freshmen in 4-year colleges and universities during 2003 were female. 1) If you were to randomly select 5 freshmen a. b. c. d. e. f. 8. h. Find the probability that none of them are female. Find the probability that exactly 1 of them is female. Find the probability that exactly 2 of them are female. Find the probability that exactly 3 of them are female. Find the probability that exactly 4 of them are female. Find the probability that all of them are female. Draw a probability histogram using your findings. Find the mean and standard deviation. Find all the probabilities, find the mean and standard deviation, and draw a probability histogram for a sample size of 10. 2) Find all the probabilities, find the mean and standard deviation, and draw a probability histogram for a sample size of 20 3) 4) If you randomly select 30 freshmen, what is the probability that at least 12 of them are female?
Please solve all the questions 1,2,3 and 4
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Answer #1

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