The question to be answered by factorial analysis of the quantitative data does not explain one of the following (A) Is ‘X’ related to ‘Y’ ? (B) How is ‘X’ related to ‘Y’? (C) How does ‘X’ affect the dependent variable ‘Y’ at different levels of another independent variable ‘K’ or ‘M’ ? (D) How is ‘X’ by ‘K’ related to ‘M’?