Author Question: Pearson r is _______. a. a measure of the extent to which paired scores occupy the same or ... (Read 81 times)

dbose · **on:** Jun 19, 2018

Pearson r is _______.

a. a measure of the extent to which paired scores occupy the same or opposite positions within their own distributions.
b. the square root of the proportion of the variability of Y that is accounted for by X.
c. used when both variables are of interval or ratio scaling.
d. All of these are true.

Question 2

In order to properly use rho, the variables must be of at least _______ scaling.

a. nominal c. interval
b. ordinal d. ratio