In addition to random sampling,interval-ratio level of measurement,and a normal sampling distribution,model assumptions for testing Pearson's r for significance include
A)bivariate normal distributions.
B)a linear relationship.
C)uniformity in the variance of the Y scores around the regression line for all values of X.
D)all of the above

Question

Quizplus · Accepted Answer

The model assumptions for testing Pearson's r for significance are bivariate normal distributions, a linear relationship, and uniformity in the variance of the Y scores around the regression line for all values of X. Therefore, the best choice is D, which includes all of these assumptions.

In Addition to Random Sampling,interval-Ratio Level of Measurement,and a Normal