Chapter 11, Problem 1CRP

(a)

To determine

To test: The verification of $S_e\approx 6.50$.

(b)

To determine

To test: The verification of $r\approx 0.709$ and the claim that $\rho >0$ at 0.01 level of significance.

(c)

To determine

To test: The verification of $\widehat{y}\approx 7.07+0.172x$ and the claim that $\beta >0$ at 0.01 level of significance.

(d)

To determine

To find: The predict distance of the island from the center of the midoceanic ridge when the age of a volcanic island $x=55$ and the 85% confidence interval for the prediction.