A perfect straight line sloping downward would produce a correlation coefficient equal to:
A)+1.0
B)−1.0
C)0.0
D)Cannot tell from the information given.

Question

Quizplus · Accepted Answer

A perfect straight line sloping downward would indicate a strong negative linear relationship between the two variables. The correlation coefficient measures the strength and direction of the linear relationship between two variables. A perfect negative linear relationship between two variables would result in a correlation coefficient of -1.0. Therefore, option B is the correct answer.

A Perfect Straight Line Sloping Downward Would Produce a Correlation