A random variable X has the following probability distribution:
|
x P
-16
-14
-13
-12
-10
-6
-5
-1
|
X=x)
0.146
0.208
0.125
0.167
0.063
0.104
0.125
0.063
|
(The probabilities sum to 1.001 which is acceptable by rounding rules) The expected value of X is
|
A)
|
-10.819
|
|
B)
|
-10.319
|
|
C)
|
-11.319
|
|
D)
|
10.319
|
|
E)
|
11.319
|