Answer to Question #53658 in Statistics and Probability for zartasha

Question #53658

There are a number of possible measures of sales performance, including how consistent a sales person is in meeting established sales goals. The data that follow represent the percentage of goal met by each of three salespersons over the last 5 years.
Salesperson–I 208 108 209 212 223
Salesperson–II 196 208 210 206 258
Salesperson–III 234 210 238 208 243

1. Which salesperson is the most consistent?
2. Comment on the adequacy of using a measure of consistency along with percentage of sales goal met to evaluate sales performance.
3. Can you suggest a more appropriate alternative measure of consistency?

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