Question: Question 11 4 students apply to a PhD program. The program accepts 70% of all applicants. Students are accepted and rejected independently of each other.

Question 11 4 students apply to a PhD program. The program accepts 70% of all applicants. Students are accepted and rejected independently of each other. Let the random variable X represent the number of the 4 students who get accepted into the PhD Program. (Hint: Binomial distribution n=4, P=70%) What is the standard deviation of the random variable? (round your answer to 4 decimal places)

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