Question: For each distribution X Binomial(n, p) listed below, (i) write out the formula for E(X), (ii) write out the R command to calculate the

For each distribution X ∼ Binomial(n, p) listed below, (i) write out the formula for E(X), (ii) write out the R command to calculate the exact value of E(X), and (iii) run the command in R and verify that the answer is equal to np.

a. X ∼ Binomial(80, 0.3).

b. X ∼ Binomial(125, 0.4).

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