Use the Distributive Property to solve the equation. 2
(6a + 9) = 16.8
3
2
6a +
2
.9
3
16.8
3
a
(Simplify your answers.)

Step-by-step explanation:

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0