Which Is True?
I $+ 1.0$ Or $- 1.0$
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 $+ 1.0$ or $- 1.0$ .
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