1. A company is testing how different compensation plans might affect a salespersons performance. The company...

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1. A company is testing how different compensationplans might affect a salespersons performance. The company takes asample of 100 sales representatives and puts 50 on compensationplan “A” and the other 50 on compensation plan “B”. They dothis for one quarter (3 months) and look at the total sales indollars for each salesperson at the end of the quarter. How can wetell if there is a statistically significant difference between thetwo compensation plans.

 

2. A health club is interested in how the supplementsthey sell affect weight loss in their clients. Currently the healthclub is selling three different weight loss supplements (Supplement“X”, Supplement “Y” and Supplement “Z”). Theclub takes a sample of60 clients and gives a month’s supply of “X” to 20, “Y” to 20 and“Z” to 20. They weigh each member of the sample when they are giventhe supplement and then again at the end of the month so they candetermine total weight loss over the month period. How do wetell if there is any difference between the three supplements withregard to weight loss?

please help me

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