Question: 1a) For a random variable X, suppose that E[X]=5 and Var(X)=10. Then (a) E[(5+X)^2]= (b) Var(5+6X) = 1b) If E[X]=3 and Var(X)=1 then E[(1+5X)^2]= and

1a)

For a random variable X, suppose that E[X]=5 and Var(X)=10. Then

(a) E[(5+X)^2]=

(b) Var(5+6X) =

1b)

If E[X]=3 and Var(X)=1 then

E[(1+5X)^2]= and Var(5+3X)=

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