You are given five points with these coordinates:

a. Use the data entry method on your scientific or graphing calculator to enter the n 5 observations. Find the sums of squares and cross-products, Sxx, Sxy, and Syy.
b. Find the least-squares line for the data.
c. Plot the five points and graph the line in part b. Does the line appear to provide a good fit to the data points?
d. Construct the ANOVA table for the linear regression.

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