# Question

In problem 3-69, suppose that the company makes $1,200 on each order but has to pay a fixed weekly cost of $1,750. Find the expected weekly profit and the standard deviation of weekly profits.

x ...... P(x)

0 ....... 0.10

1 ....... 0.20

2 ....... 0.30

3 ....... 0.15

4 ....... 0.15

5 ....... 0.05

6 ....... 0.05

x ...... P(x)

0 ....... 0.10

1 ....... 0.20

2 ....... 0.30

3 ....... 0.15

4 ....... 0.15

5 ....... 0.05

6 ....... 0.05

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