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latest blog posts

Member Training: Interpreting (Even Tricky) Regression Coefficients Workshop

April 1, 2025 • Karen Grace-Martin

Item Response Theory (IRT) refers to a family of statistical models for evaluating the design and scoring of psychometric tests, assessments and surveys. It is used on assessments in psychology, psychometrics, education, health studies, marketing, economics and social sciences — assessments that involve categorical items (e.g., Likert items). Read More

Getting Started with Stata Tutorial #9: Saving, Reordering, and Dropping Data

March 17, 2025 • TAF Support

Stata makes it a breeze to edit or clean your data. If you’re unfamiliar with using data sets in Stata, check out these blog posts to get a good grasp on importing and browsing data in Stata. For this tutorial we will be using Stata’s “auto” data set. If you haven’t loaded it in yet, […] Read More

Member Training: Confirmatory Factor Analysis

March 3, 2025 • TAF Support

Item Response Theory (IRT) refers to a family of statistical models for evaluating the design and scoring of psychometric tests, assessments and surveys. It is used on assessments in psychology, psychometrics, education, health studies, marketing, economics and social sciences — assessments that involve categorical items (e.g., Likert items). Read More

stat skill-building compass

Find clarity on your statistics journey. Try the new tool Stat Skill-Building Compass: Find Your Starting Point!