Question: Let Y be binomial (n = 4, = .3). (a) Calculate the mean and variance by filling in the following table: yi f(yi) yi

Let Y be binomial (n = 4, π = .3).

(a) Calculate the mean and variance by filling in the following table:

yi f(yi) yi × f(yi) y2 i × f(yi)

0 1

2 3

4 Sum i. E(Y ) = ii. V ar(Y ) =

(b) Calculate the mean and variance of Y using Equations

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