The Marketing Department of a Company Has Designed Three Different

Essay

The marketing department of a company has designed three different packing boxes for its product.It wants to determine which box will produce the largest amount of sales.Each box will be test-marketed in five different stores for a period of a month.Below you are given the information on sales (in dollars). ​
a.
State the null and alternative hypotheses.
b.
Construct an ANOVA table.
c.
What conclusion do you draw?
d.
Use Fisher's LSD procedure and determine which mean (if any) is different from the others.Let α = .01.