The daily earnings of an employee who works on a commission basis are given by the following probability distribution. find the employee's expected earnings. $ (0 25 50 75 100 125 150) probability (.07 .12 .17 .14 .28 .18 .04

The employee's expected earnings is 78.5.

Step-by-step explanation:

Since we have given that

$   Probability

0         0.07

25       0.12

50       0.17

75       0.14

100     0.28

125      0.18

150     0.04

We need to find the employee's expected earnings.

As we know the formula for "Expectation":

Hence, the employee's expected earnings is 78.5.

a is the right answer

or