IrtRuby is a Ruby gem that provides implementations of the Rasch model, Two-Parameter model, and Three-Parameter model for Item Response Theory (IRT). It allows you to estimate the abilities of individuals and the difficulties, discriminations, and guessing parameters of items based on their responses to a set of items.
Required Ruby Version
>= 2.6
Authors
Alex Kholodniak
Versions
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0.4.0
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source
- 0.4.0 source October 11, 2026 (20.5 KB)
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0.3.0
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source
- 0.3.0 source June 13, 2025 (14.5 KB)
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0.2.0
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source
- 0.2.0 source March 01, 2025 (6.5 KB)
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0.1.0
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source
- 0.1.0 source June 09, 2024 (5.5 KB)
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