Background

I research literacy development. Some of my stats posts at CV are below. I also teach a free course on the basics of R programming for those interested.

GLMMs/GAMMs

GLMM clusters

GLMM reporting

Fixed vs. random effects

How spline coefficients work

GAM basics

GAMM model comparison

Simulation

GLMMs

Reliability

Mediation

Power analysis

Interactions

Algebra of interactions

Plotting interactions

Sig. interactions w/ non-sig. main effects

Regression

Solving $(X^TX)^{-1}X^TY$ using R

Overfitting

Regression theory

Suppression

General Topics

Practical significance

Outliers

ANOVA issues

P-value history