11. The worker who collects the items on the order makes $70 per hour, and the worker who loads the items into the truck makes
11. The worker who collects the items on the order makes $70 per hour, and the worker who loads the items into the truck makes $80 per hour. Which of the following is false about the total cost of filling an order that is received at the distribution center? a. The expected total cost is $281 b. The standard deviation is about $67 c. The variance is greater than 2384 ($2) d. The standard deviation would be bigger if the correlation between X and Y were 0.5
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