Question: Refer to Exercise 12.8. The data, along with the MS Excel analysis of variance table are reproduced below: MS Excel ANOVA table for Exercise 12.22

Refer to Exercise 12.8. The data, along with the MS Excel analysis of variance table are reproduced below:

MS Excel ANOVA table for Exercise 12.22

Refer to Exercise 12.8. The data, along with the MS

a. Do the data provide sufficient evidence to indicate that y and x are linearly related? Use the information in the printout to answer this question at the 5% level of significance.
b. Calculate the coefficient of determination r2. What information does this value give about the usefulness of the linear model?

4 y 9.7 6.5 6.4 4. 2 10 ANOVA df MS Significance F 0.000 Regression Residual Total 49.72857 49.72857 111.45 4 1.78476 0.4462 5 51.51333

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