Which of the following is true with respect to the correlation coefficient r?
a) r2 = r
b) r2 = | r |
c) r2 = r
d) r2 = | r |
e) r2 can never equal r
Answer: b) r2 = | r |
Which of the following is true with respect to the correlation coefficient r?
a) r2 = r
b) r2 = | r |
c) r2 = r
d) r2 = | r |
e) r2 can never equal r
Answer: b) r2 = | r |