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III. The following data give the annual salaries (in thousand dollars) of 20 randomly selected health...

III. The following data give the annual salaries (in thousand dollars) of 20 randomly selected health care workers.

50 71 57 39 45 64 38 53 35 62
74 40 67 44 77 61 58 55 64 59
1. Compute the mean, median, mode and variance for these data.
2. Calculate the coefficient of variation.

Math   Statistics-And-Probability   
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