If there is a very strong correlation between two variables, then the coefficient of correlation must be _____.
A) much larger than 1, if the correlation is positive
B) much smaller than 1, if the correlation is negative
C) either much larger than 1 or much smaller than 1
D) None of the answers is correct.

Question

Quizplus · Accepted Answer

The coefficient of correlation ranges from -1 to 1, where 1 indicates a perfect positive correlation and -1 indicates a perfect negative correlation. It cannot be larger than 1 or smaller than -1.

If There Is a Very Strong Correlation Between Two Variables