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Which Is True?
I +1.0+ 1.0 Or −1.0- 1.0
III the Higher the Correlation Between Two Variables the More

Question 15

Multiple Choice

Which is true?
I. Random scatter in the residuals indicates a model with high predictive power.
II. If two variables are very strongly associated, then the correlation between them will be near +1.0+ 1.0 or −1.0- 1.0 .
III. The higher the correlation between two variables the more likely the association is based in cause and effect.


A) I, II, and III
B) none
C) I only
D) I and II
E) II only

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