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Question

13. We record the heights

X

(in cm) and weights

Y

(in kg) of a sample of individuals.

We

calculate the correlation between

X

and

Y

to be

r

= 0

:

56. Now suppose that we reversed

the roles of

X

and

Y

, i.e., dene weight as

X

and height as

Y

. The correlation between

X

and

Y

would now be:


(A) 0.56 (B) 0.44 (C) 0.65 (D) -.44

(E) -0.56

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