Which of the following is not a source of caution in regression between two variables?
A)subgroups with differences
B)extrapolation
C)a lurking variable
D)an outlier
E)all of these are potential problems.

Question

Quizplus · Accepted Answer

All of the options listed (subgroups with differences, extrapolation, a lurking variable, and an outlier) are potential sources of caution or problems in regression analysis between two variables. Each can affect the accuracy of the regression model in different ways, such as skewing the data, introducing bias, or affecting the validity of predictions.

Which of the Following Is Not a Source of Caution