Question: Coastal Star Sales Corporation is a West Coast wholesaler that markets to several manufacturers of leisure products. Coastal Star has an 80-person sales force that sells to wholesalers in a six-state area divided into two sales regions. The table below gives the names from a sample of 11 salespersons, some descriptive information about each salesperson, and the sales performance of each for the past 2 years.

Calculate a mean and a standard deviation for each variable and set a 95 percent confidence interval around the mean for each variable.

_____________SALES___________

Years of Previous Current

Region Salesperson Age Experience Year Year

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Northern Jackson 40 7 $ 412,744 $ 411,007

Northern Gentry 60 12 1,491,024 1,726,630

Northern La Forge 26 2 301,421 700,112

Northern Miller 39 1 401,241 471,001

Northern Mowen 64 5 448,160 449,261

Southern Young 51 2 518,897 519,412

Southern Fisk 34 1 846,222 713,333

Southern Kincaid 62 10 1,527,124 2,009,041

Southern Krieger 42 3 921,174 1,030,000

Southern Manzer 64 5 463,399 422,798

Southern Weiner 27 2 548,011 422,001

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