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lme4 and nlme are R packages used for fitting linear, generalized linear and nonlinear mixed effects models. For general questions about mixed models use [mixed-model] tag.

1 vote
1 answer
2k views

In a three-level HLM in R (lme4), does the 2nd level need to have unique values?

I'm working on an analysis of a team-based dataset, where teams of 3 compete against each other under specific, identical tasks. The hierarchy therefore is person :: team :: task. Or, put another way, …
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  • 165
5 votes
1 answer
9k views

How to compute intraclass correlation (ICC) for THREE-level negative binomial hierarchical m...

I'm using lme4 in R, and I have a model set up that uses a three-level hierarchy for a negative binomial regression. There is previously a question (How compute the Intra-Class Correlation for a Nega …
alxlvt's user avatar
  • 165