Question: A study was conducted to determine if differences in new textbook prices exist betweenon-campus bookstores,off-campus bookstores, and Internet bookstores. To control for differences in textbook
A study was conducted to determine if differences in new textbook prices exist betweenon-campus bookstores,off-campus bookstores, and Internet bookstores. To control for differences in textbook prices that might exist acrossdisciplines, the study randomly selected 12 textbooks and recorded the price of each of the 12 books at each of the three retailers. You may assume normality andequal-variance assumptions have been met. The partially completed ANOVA table based on thestudy's findings is shown below.
ANOVA
Source of Variation
SS
df
MS
F
Textbooks
16,624
Retailer
2.4
Error
Total
17,477.6
Complete the ANOVA table by filling in the missing sums ofsquares, the degrees of freedom for eachsource, the meansquare, and the calculatedF-test statistic for each possible hypothesis test.
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