levels

  1. U

    Categorical dependent variable with four levels, and continous independent variables - what test do I use?

    I have a categorical dependent variable with four levels (level 1 mild to level 4 severe) and want to test the effect of two independent, continous variables on this. Normally, I would use multiple regression, but I heard that you have to use logistic regression (which I never used) if the DV is...
  2. S

    overal test differ from lsmeans/pdiff results

    Hi all, I run proc mixed and I am not sure how to explain the following results... I am interested in starch content in 3 parts of the same plant (leaves, roots, husks). I am interested in the effect of one factor (3 levels) on starch content in the entire plant and individual parts...