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Find the indicated Probability. Show work. A tennis player makes a successful first serve 51% of...

Find the indicated Probability. Show work.
A tennis player makes a successful first serve 51% of the time. If she serves 9times, what is the probability that she gets exactly 3 first serves in? Assumethat each serve is independent of the others.

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Answer #1

Let X is a random a variable shows the number of times she gets serve. Here X has binomial distribution with parameters n=9 and p=0.51. The probability that she gets exactly 3 first serves in is

P(X = 3) (a) (0.51)3(1-0.51)9-3-0. 1542

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