Which of the following is a true statement about correlations?
A. A correlation of zero indicates a strong relationship between two variables.
B. A correlation of -1.00 indicates a weak relationship between two variables.
C. A correlation of +1.00 provides clear evidence that one variable has a causative effect upon the other.
D. Correlations can range from -1.00 to +1.00 and describe the strength of a relationship between two variables.
Answer:D
Which of the following is a true statement about correlations?
A. A correlation of zero indicates a strong relationship between two variables. B. A correlation of -1.00 indicates a weak relationship between two variables. C. A correlation of +1.00 provides clear evidence that one variable has a causative effect upon the other. D. Correlations can range from -1.00 to +1.00 and describe the strength of a relationship between two variables.