Using R for Item Response Theory

Guest lecture introducing R for estimating and evaluating item response theory models.

Branding and Packaging Reports with R Markdown

Create custom R Markdown templates and ggplot2 themes, then package them up to distribute.

Tidy Data Science

Summer Statistical Institute five-day workshop to introduce the basics of using R for data analysis.

Empirical Methods for Evaluating Maps

Methods for using empirical data to validate a proposed learning map structure.

Psychometric Considerations for Learning Maps-Based Assessments

Four things to think about when creating and scoring an operational learning-maps based assessment.