Question: suppose X is Binomial a random variable with n=15 and p=0.5. a.) find P(X > 13) using the binomial distribution. b.) since np > 5and

suppose X is Binomial a random variable with n=15 and p=0.5.

a.) find P(X> 13) using the binomial distribution.

b.) since np > 5and n(1-p) > 5, please use the normal approximation to repeat the calculation in (a).

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