e. Compute the sample correlation coefficient r. f. Compute the coefficient of determination r2. g. What percentage of the variation in the weight of a northern pike is explained by the length and the least-squares line? h. What percentage of the variation in the weight of a northern pike is unexplained by the length and the least-squares line? i. If a 32-inch northern pike is caught, what is its weight as predicted by the least- squares line?1. Taltson Lake is in the Canadian Northwest Territories. This lake has many northern pike. The following data was obtained by two fishermen visiting the lake. Let x = length of a northern pike in inches and let y = weight in pounds. x (inches) 20 24 36 41 46 y (pounds) 2 4 12 15 20