Question

Suppose there is a strong positive correlation between a and b. Which of thefollowing must be true?• A. An increase in a causes b to decrease.• B. When a increases, b tends to increase.• C. An increase in a causes b to increase. bWhen a increases, b tends to decrease.

Answer 1

A strong positive correlation means that one variable is almost dependent on the other one, when one is increasing the other one makes the same like a linear equation

If the correlation is very strong that means that an increase in "a" causes "b" to increase.

The answer to the question is C.