Question: The data from exercise 3 follow. The estimated regression equation for these data is y = 7.6 + .9x. What percentage of the total sum

The data from exercise 3 follow.

The estimated regression equation for these data is y = 7.6 + .9x. What percentage of the total sum of squares can be accounted for by the estimated regression equation? What is the value of the sample correlationcoefficient?

x 2 6 9 13 20 y 7 18 9 26 23

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