If the correlation coefficient is a positive value, then the slope of the regression line:
A)must also be positive
B)can be either negative or positive
C)can be zero
D)must be negative
E)none of the above

Question

Quizplus · Accepted Answer

The correlation coefficient indicates the direction of the linear relationship between two variables. A positive correlation coefficient means that as one variable increases, the other variable tends to increase as well, which implies a positive slope for the regression line.

If the Correlation Coefficient Is a Positive Value, Then the Slope