On this page you'll find the data sets, R code, and powerpoint slides from each meeting in the R/MEM workshop series that took place at the University of Illinois in the Spring of 2014.

**Meeting 1:** (A very brief) Introduction to R, by Alex Fine

Commented R code

Data (in Excel format for the purpose of introducing the "read.xlsx" function)

**Meeting 2:** Conceptual introduction to (mixed effects) regression using R, by Laurel Brehm

Commented R code

Data used in the example

**Meeting 3:** Logistic mixed effects regression and the analysis of eye-tracking data, by Sarah Brown-Schmidt.

Compressed (.zip) directory of Sarah's code and data

Sarah's slides

** Meeting 4:** Complete example of a linear mixed effects regression analysis, by Alex Fine

Compressed directory of Alex's code, data, and slides.

** Meeting 5:** Analyzing data with categorical predictors with 2+ levels; weighted empirical logistic regression, by Laurel Brehm

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Compressed directory of Laurel's code and data.

** Meeting 6:** Getting intimate with and visualizing your data using plyr and ggplot2, by Joe Toscano.

Compressed directory of Joe's code and data.