Question: 5.21 Let X denote a random variable having a binomial distribution with p 0.2 and n 4. Find the following. a P(X

5.21 Let X denote a random variable having a binomial distribution with p  0.2 and n  4. Find the following.

a P(X  2) b P(X  2)

c P(X  2) d E(X )

e V(X )

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