The marketing department of a company has designed two different boxes for its p
ID: 3228913 • Letter: T
Question
The marketing department of a company has designed two different boxes for its product. It wants to determine which box will produce larger amount of sales. Each box will be test marketed in three different stores for a period of a month. Below you are given the information on sales. The mean of box 3 is larger than the others therefore the null hypothesis is accepted The mean of box 3 is larger than the others, therefore the null hypothesis is rejected. Even though the mean of box 3 is larger than the others, the null hypothesis is not rejected. Since all means are the same the null hypothesis is rejected. None of above is true.Explanation / Answer
applying two factor anova on above
from abvoe as p value is less then 0.05 on above:
the mean of box 3 is larger then the others, therefore the null hypothesis is rejected
SUMMARY Count Sum Average Variance Box 1 3 630 210 400 Box 2 3 565 188.3333 258.3333 Box 3 3 815 271.6667 408.3333 STORE 1 3 655 218.3333 808.3333 STORE 2 3 675 225 2775 STORE 3 3 680 226.6667 3033.333 ANOVA Source of Variation SS df MS F P-value box 11216.67 2 5608.333 11.12397 0.023224 store 116.6667 2 58.33333 0.115702 0.893616 Error 2016.667 4 504.1667 Total 13350 8Related Questions
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