Suppose the correlation between height and weight for adults is +0.40.What proportion (or percent)of the variability in weight can be explained by the relationship with height?
A)40%
B)60%
C)16%
D)84%

Question

Quizplus · Accepted Answer

The proportion of variability in weight that can be explained by the relationship with height is found by squaring the correlation coefficient (r^2). So, 0.40^2 = 0.16, or 16%.

Suppose the Correlation Between Height and Weight for Adults Is