Question: Refer to the previous two exercises. a. In the ANOVA table, show how the Total SS breaks into two parts, and explain what each part

Refer to the previous two exercises.

a. In the ANOVA table, show how the Total SS breaks into two parts, and explain what each part represents.
b. From the ANOVA table, explain why the overall sample standard deviation of y values is sy = ˆš2192787/56 = 58.7. Explain the difference between the interpretation of this standard deviation and the residual s of 36.1.
c. Exercise 12.35 reported a t statistic of 9.64 for testing independence of these variables. Report the F test statistic from the table here, and explain how it relates to that t statistic.

ANOVA Sum of Model Squares df Mean Square FSig. 12. 1 Regression 121082.4 121082.400 92.875 000 Residual 71704.442 55 1303.717 Total 192786.8 56

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