35. Que can interpret r = .3 as follows.

a) A 30% reduction in error occurs in using X to predict Y.

b) A 9% reduction in error occurs in using X to predict Y compared to using to predict Y.

c) 9% of the time Y

d) Y changes .3 unit for every one-unit increase in X.

e) When X predicts y, the average residual is .3.

f) X changes .3 standard deviations when Y changes one standard deviation.