4
votes
2answers
169 views

Two DV's in a 2x2 factorial experiment

I'm trying to investigate the effect on (a) tear resistance and (b) gloss of a piece of film due to additive and extrusion method. I can see that the best results for tear resistance is low additive ...
2
votes
1answer
123 views

How to develop a model predicting quality of life from a wide range of demographic, stress, and health measures?

Context: I am running a large survey and am trying to figure out what statistical analyses to perform. The survey asks questions in every format known to man (e.g., likert scales, multi-choice, ...
9
votes
3answers
3k views

MANOVA and correlations between dependent variables: how strong is too strong?

The dependent variables in a MANOVA should not be "too strongly correlated." But how strong a correlation is too strong? It would be interesting to get people's opinions on this issue. For instance, ...