Find the standard deviation for the following scenario:
a. Employees at TEKsystems were asked what their take home salary was per month.

Here were their answers:
2,800 3,350 4,620 1,710 2,500 2,960 3,120 2,800

Variance: 594,318.75

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27