Question

If E(X) = 20 and V(x) = 2 then
E(2X - 10) and V (2X – 10) are
____and ______
(a)20,4
(b)40,4
(c)30,8
(d)40,8​

Answer 1

Answer:

it Answer is 20,4 is the answer

Answer 2

If E(X) = 20 and V(x) = 2 then

E(2X - 10) and V (2X – 10) are

___40_and __8____