A Violation of the Assumption of Homogeneity of Regression Slopes

question 4

Multiple Choice

A violation of the assumption of homogeneity of regression slopes (as well as regression planes and hyperplanes) in MANCOVA is an indication that:

• A) There is a covariate by treatment (IV) interaction.
• B) There is a covariate by DV interaction.
• C) Neither (a) nor (b) is correct.
• D) Both (a) and (b) are correct.