window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'UA-41145778-1'); window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'UA-41145778-1');
List

Macro created in large part by Lesa Hoffman:

  Posts

1 2 3
February 28th, 2022

IRT estimation with R packages mirt and lavaan

This is a brief how-to for estimating IRT models in the R packages mirt and lavaan. The example is based […]

April 24th, 2020

Introduction to the University of Iowa High Performance Computing System (Argon) and Iowa Interactive Data Analytics Service (IDAS)

Updated: August 20, 2023 High performance computing is seemingly becoming a way of life in many fields, both for research […]

April 24th, 2020

University of Iowa Argon HPC System: Job Script File Example for High Performance Jobs

Analyses on the University of Iowa Argon HPC require submission using a job script file. Technical details for the contents […]

April 24th, 2020

University of Iowa Argon HPC System: Job Script File Example for High Throughput Jobs

Analyses on the University of Iowa Argon HPC require submission using a job script file. Technical details for the contents […]

March 4th, 2019

NCME ITEMS Module (2019): Supplementary Material

National Council on Measurement in Education, ITEMS Module on Diagnostic Classification Model Checklists The files on this page are part […]

March 11th, 2018

2018 NCAA Men’s College Basketball Division 1 Team Ratings

Team Rating Estimates Team ratings are based on a model factoring in team performance and team consistency. Ratings are produced by […]

March 11th, 2018

2018 NCAA Tournament Predictions

Just in time for the 2018 NCAA Men’s Basketball Tournament, I used a statistical model to assess team strength and […]

March 21st, 2017

Latest NCAA Tournament Predictions: Still No Overwhelming Favorite

The latest NCAA Tournament predictions are up and the chaos of the tournament is likely to continue. Although Gonzaga has […]

March 13th, 2017

2017 NCAA Tournament Prediction: Get Ready for Bracket Chaos

Just in time for the 2017 NCAA Men’s Basketball Tournament, I have put together a new statistical model to assess […]

March 6th, 2017

2017 NCAA Tournament Predictions

Just in time for the 2017 NCAA Men’s Basketball Tournament, I have put together a new statistical model to assess […]