Suppose that X is a random variable * ? having the following m.g.f., Find Var(x) 7t_e4t M, (t) = eT 173 O 5 O 413 O 3148 O 55 O Suppose that X is a random variable * ? having the following m.g.f.,...

Suppose that X is a random variable * ? having the following m.g.f., Find Var(x) 7t_e4t M, (t) = eT 173 O 5 O 413 O 3148 O 55 O


Extracted text: Suppose that X is a random variable * ? having the following m.g.f., Find Var(x) e7t_e4t Mx(t) 3t 1/3 O 5 O 4/3 O 3/4 O 5.5 O