The hourly wages of a sample of 130 system analysts are given below.

The hourly wages of a sample of 130 system analysts are given below.



mean = 60 range = 20
mode = 73 variance = 324
median = 74

The coefficient of variation equals


a. 0.30%
b. 30%
c. 5.4%
d. 54%


Answer: b. 30%


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