Question

Let X be the random variable with the probability distribution function shown in Ta-
ble 9.1.A:
[1 Mark]
x
P (X = x)
-2
0.32
-1
0.11
1
k
2
0.29
Table 9.1.A
Find the value of E[g(X)], where g(X) = (−2X + 3)

Answer 1

Answer:

[1 Mark]

x

P (X = x)

-2

0.32

-1

0.11

1

k

2

0.29

Table 9.1.A