The following Minitab display results from a study in which three different teachers taught calculus classes of
five different sizes. The class average was recorded for each class. Assuming no effect from the interaction
between teacher and class size, test the claim that class size has no effect on the class average. Use a 0.05
significance level.

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The Answer of The following Minitab display results from a study in which three different teachers taught calculus classes of
five different sizes. The class average was recorded for each class. Assuming no effect from the interaction
between teacher and class size, test the claim that class size has no effect on the class average. Use a 0.05
significance level.

The Following Minitab Display Results from a Study in Which