The normality assumption states that the population of X and Y scores form a bivariate ("two variable")normal distribution,such that
A)the population of X and Y scores are normally distributed
B)for each X score,the distribution of Y scores is normally distributed
C)for each Y score,the distribution of X scores is normally distributed
D)all of the above

Question

Quizplus · Accepted Answer

The normality assumption requires that both populations of X and Y scores are normally distributed, and for each X score, the distribution of Y scores is also normally distributed, as well as for each Y score, the distribution of X scores is normally distributed. Therefore, all of the above options are correct.

The Normality Assumption States That the Population of X and Y