Random variable X has probability distribution
x_______________1________2_______3________4_______ 5
P(X=x)________0.10_____0.15_____0.20_____0.25_____ 0.30
E(X)= 3.5
Var(X)= 0.95
Find Var(3-2X)
Please help!
Random variable X has probability distribution
x_______________1________2_______3________4_______ 5
P(X=x)________0.10_____0.15_____0.20_____0.25_____ 0.30
E(X)= 3.5
Var(X)= 0.95
Find Var(3-2X)
Please help!