# Question

All 18 people in a department have just received across-the-board pay raises of 3%. What has happened to

a. The average salary for the department?

b. The standard deviation of salaries?

c. The range in salaries?

d. The coefficient of variation of salaries?

a. The average salary for the department?

b. The standard deviation of salaries?

c. The range in salaries?

d. The coefficient of variation of salaries?

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