Question
Suppose that a sample of n = 12 pairs of X and Y scores has SSY= 90 and a Pearson correlation of r = +0.40.
Suppose that a sample ofn= 12 pairs of X and Y scores has SSY= 90 and a Pearson correlation of r = +0.40.
a. What proportion of the variance for the Y scores is predicted by the regression equation?
b. Does the regression equation predict a significant portion of the variance? Test witha= .05.
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Essential Calculus Early Transcendental Functions
Authors: Ron Larson, Robert P. Hostetler, Bruce H. Edwards
1st Edition
618879188, 618879182, 978-0618879182
