Question: Reconsider the previous exercise. Th e monthly salaries of the three people working in a small firm are $3,500, 4,000, and $4,500. Suppose the firm

Reconsider the previous exercise. Th e monthly salaries of the three people working in a small firm are $3,500, 4,000, and $4,500. Suppose the firm makes a profit and everyone gets a $100 raise. How, if at all, would the standard deviation of the three salaries change?

A. The standard deviation would stay the same.

B. The standard deviation would increase.

C. The standard deviation would decrease.

D. Cannot be answered without doing calculations.

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