Free · CC BY-NC-ND
ImpactMojo 101 · Self-paced course
Item Response Theory 101
Learn advanced psychometric techniques for developing measurement instruments.
- Quiz & assessment
- Further reading
- Self-paced
- South Asian context
- No login
100
Slides
11
Modules
₹0
Free forever
What's inside · 11 modules
- 01The Measurement Problem
- 02Classical Test Theory & Its Limits
- 03The Big Idea of IRT
- 04The Item Characteristic Curve
- 05Item Difficulty — the b Parameter
- 06Item Discrimination — the a Parameter
- 07Guessing & the Model Family
- 08Information & Precision
- 09Validating Scales & DIF
- 10Applications in Development
- 11Assumptions, Limits & Tools
100 slides · 11 modules · self-paced · CC BY-NC-ND 4.0 · no login