A storeowner wishes to compare the average amount of money high school and colle

Question

A storeowner wishes to compare the average amount of money high school and college students spend on music downloads. He randomly selects 10 students from three different student populations: high school, undergraduate, and graduate. The statistical assumptions required to perform a one-way ANOVA to compare the means of these three groups are reasonable based on the data. A partially completed ANOVA table is provided below.

Source

Sum of squares

DF

Mean square

F

Groups

Error

3240

Total

4450

What is the value of the F statistic?

Source

Sum of squares

DF

Mean square

F

Groups

Error

3240

Total

4450

Explanation / Answer

   Source   Sum of squares   DF   Mean square   F
   Groups   1210   2   605   5.041666667
   Error   3240   27   120  
   Total   4450          

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