Intercept bias refers to:
A) using multiple regression lines when a single line matches all groups
B) not using the regression line with the smallest possible error
C) using a single regression line when the intercept differs for some groups
D) when criterion and predictive validity point to differing results

Question

Quizplus · Accepted Answer

Intercept bias occurs when a single regression line is used for data that actually have different intercepts for different groups. This means the starting point (intercept) of the regression line does not fit all groups accurately, leading to biased estimates.

Intercept Bias Refers To