Re: [R] Specifying non-linear mixed effects models in R (non-linear DV)

2021-08-24 Thread Bert Gunter
Per the posting guide, statistics issues are generally off topic on this list: "Questions about statistics: The R mailing lists are primarily intended for questions and discussion about the R software. However, questions about statistical methodology are sometimes posted. If the question is well-as

[R] Specifying non-linear mixed effects models in R (non-linear DV)

2021-08-24 Thread Patzelt, Edward
Hi R-Help, Data is below. I used a Kruskal Wallis to compare across 4 study groups for my DV (beta - this is highly non-normal). Now I want to add a covariate (cpz). 1) What package do I use and how do I specify the model? (I tried T.aov from fANCOVA but received a lot of simpleLoess errors) 2)