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

Question

Quizplus · Accepted Answer

In regression analysis, it is assumed that the variation (or error variance) around the regression line is constant for all values of X. This assumption is known as homoscedasticity. Choices A and B are incorrect assumptions for regression analysis.

In Performing a Regression Analysis Involving Two Numerical Variables,you Are