In: Statistics and Probability
The table below represents Mama Jen's pizzeria customer satisfaction score for three stores located in St. Charles, Ferguson and Belleville.
| st charles | ferguson | belleville |
|---|---|---|
| 9 | 5 | 7 |
| 6 | 3 | 8 |
| 7 | 4 | 5 |
| 8 | 6 | 4 |
Based on the information in the table above, fill out the ANOVA table below and make a conclusion whether the null hypothesis about the average customer satisfaction scores across the three stores should be rejected or not.
| variation source | sum of squares | DF | mean square | F statistic |
|---|---|---|---|---|
| treatments | SST = __________ | df=_____________ | MST=___________ | F=_________ |
| error | SSE= ___________ | df=______________ | MSE=____________ | Fcrit = _____________ |
| totals: | SS total _____________ | df= _____________ |