Exercise 1:

1) Test Set-Up

General Cereals is a large manufacturer of pre-sweetened, ready-to-eat children's cereals. One of its oldest brands is Super Golden Sweeties. As part of its marketing efforts, General Cereals has been running a test market for new package designs for Super Golden Sweeties. The test of the three designs ran for 52 weeks. The research question:Are sales for the three package designs unequal? And, if they are, which of the pairs are unequal? Here are the results based on cases sold per week in the test markets for each of the three package designs: