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Five step procedure ANOVA for McBurger restaurants data

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There are four McBurger restaurants in the Columbus, Georgia, area. The numbers of burgers sold at the respective restaurants for each of the last six weeks are shown below. At the .05 significance level, is there a difference in the mean number sold among the four restaurants, when the factor of week is considered?

a. Is there a difference in the treatment means?
b. Is there a difference in the block means?

Restaurant
Week Metro Interstate University River
1 124 160 320 190
2 234 220 340 230
3 430 290 290 240
4 105 245 310 170
5 240 205 280 180
6 310 260 270 205

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The solution gives five steps procedure for analysis of variance of McBurger restaurants data. Detailed steps are given with interpretations of the results obtained.

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Please see the attached files.Calculation are done in Excel.

There are four McBurger restaurants in the Columbus, Georgia, area. The numbers of burgers sold at the respective restaurants for each of the last six weeks are shown below. At the .05 significance level is there a difference in the mean number sold among the four restaurants, when the factor of week is considered?

Restaurant
Week Metro Interstate University River
1 124 160 320 190
2 234 220 340 230
3 430 290 290 240
4 105 245 310 170
5 240 205 280 180
6 310 260 270 205

A. Is ...

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