Understanding the MEEM Error in Linear Mixed-Effect Models in R: A Step-by-Step Guide to Resolving Multicollinearity Issues

Fitting GMM Models Using the GMMAT Package in R and Extracting Fit Statistics Including AIC, R2, and P-Values.

Understanding Polynomial Models: Correctly Interpreting Random Coefficients in Regression Analysis

Understanding Mixed Models with lme4: The Importance of Starting Values for lmer