Question: This problem refers to the data of Problem 19. a. Suppose that an ANOVA is to be performed to compare the average OPI values for

This problem refers to the data of Problem 19.
a. Suppose that an ANOVA is to be performed to compare the average OPI values for funds with different volatilities. State precisely the ANOVA model. Is fund volatility a fixed- or random-effects factor?
b. In the SAS output that follows, complete the ANOVA table.
c. Test whether the average overall performance indices differ significantly by volatility rating. Interpret your results.

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