Question: The random variable X has a binomial distribution with n 20 and p 0.5. Determine the following probabilities. (a) P(X 15) (b) P(X 12) (c)

The random variable X has a binomial distribution with n 20 and p 0.5. Determine the following probabilities. (a) P(X 15) (b) P(X 12) (c) P(X 19) (d) P(13 X 15)

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