Determine the expected number of acceptances

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Is there any help for this question involving binomial probability and standard deviation

Suppose the event of a student's application to a university being accepted follows the binomial probability and the successful rate is 80%. Please finish the following tasks?

(1) Determine the expected number of acceptances for the next 7 applicants and the standard deviation.

(2) What is the probability that among the next 9 applicants exactly 5 will be accepted?

Reference no: EM132386744

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