In performing a regression analysis involving two numerical variables, we are assuming
A) the variation around the line of regression is the same for each X value.
B) that X and Y are independent.
C) the variances of X and Y are equal.
D) all of the above

Question

Quizplus · Accepted Answer

In regression analysis, one of the key assumptions is homoscedasticity, which means that the variation around the regression line is constant for all values of X.

In Performing a Regression Analysis Involving Two Numerical Variables, We