# Question

Consider the following discrete probability distribution:

Outcome Probability

10 ......... 0.10

15 ......... 0.30

20 ......... 0.20

25 ......... 0.30

30 ......... 0.10

a. Calculate the mean of this distribution.

b. Calculate the standard deviation of this distribution.

Outcome Probability

10 ......... 0.10

15 ......... 0.30

20 ......... 0.20

25 ......... 0.30

30 ......... 0.10

a. Calculate the mean of this distribution.

b. Calculate the standard deviation of this distribution.

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