Citrus Clean is a new all-purpose cleaner being test-marketed by placing displays in three different locations within various supermarkets. The number of 12-ounce bottles sold from each location within the super market is report below.
Near Bread 18 14 19 17
Near Beer 12 18 10 16
Near Other Cleaners 26 28 30 32
At the .05 significance level, is there a difference in the mean number of bottles sold at the three locations?
a) State the null and alternative hypothesis.
b) Develop and ANOVA table.
c) What is your decision regarding the null hypothesis?
d) Explain how you made your decision regarding your answer to part c
The solution provides step by step method for the calculation of ANOVA for sales data . Formula for the calculation and Interpretations of the results are also included.