Question: 3. For some > 0, the moment-generating function of X is given by For what value of does Var(X) = 279/64? 3 Mx(t)

3. For some α > 0, the moment-generating function of X is given by

3 Mx(t) = eat+2at 8 + 1 IN e3at 2

For what value of α does Var(X) = 279/64?

3 Mx(t) = eat+2at 8 + 1 IN e3at 2

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