A correlation coefficient of +1.00 is to _____ as a correlation coefficient of -1.00 is to _____.
A)perfect relationship; perfect relationship
B)perfect relationship; no relationship
C)straight linear relationship; curvilinear relationship
D)curvilinear relationship; straight linear relationship

Question

A correlation coefficient of +1.00 is to _____ as a correlation coefficient of -1.00 is to _____.​
A)perfect relationship; perfect relationship
B)perfect relationship; no relationship
C)straight linear relationship; curvilinear relationship
D)curvilinear relationship; straight linear relationship

Quizplus · Accepted Answer

A correlation coefficient of +1.00 indicates a perfect positive relationship between two variables, meaning that as one variable increases, the other variable increases proportionally. Similarly, a correlation coefficient of -1.00 indicates a perfect negative relationship between two variables, meaning that as one variable increases, the other variable decreases proportionally. Therefore, both indicate a perfect relationship (whether positive or negative).

A Correlation Coefficient of +1