MNM, Inc. has three stores located in three different areas. Random samples of the daily sales of the three stores (in $1000) are shown below.
Store 1
Store 2
Store 3
9
10
6
8
11
7
7
10
8
8
13
11
?
At the 1% level of significance, test to see if there is a significant difference in the average sales of the three stores. Use both the critical and p-value approaches.
What will be an ideal response?
| ANOVA | ||||||
| Source of Variation | SS | df | MS | F | p-value | F critical |
| Between Groups | 24 | 2 | 12 | 4.91 | 0.0362 | 8.02 |
| Within Groups | 22 | 9 | 2.444 | |||
| Total | 46 | 11 |
Business
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