# Question

a. One set of 20 pairs of scores, X and Y values, produces a correlation of r = 0.70. If SSY = 150, find the standard error of estimate for the regression line.

b. A second set of 20 pairs of X and Y values produces a correlation of r = 0.30. If SSY = 150, find the standard error of estimate for the regression line.

b. A second set of 20 pairs of X and Y values produces a correlation of r = 0.30. If SSY = 150, find the standard error of estimate for the regression line.

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