Natural Language Item Response Theory and ... - University of Iowa
Natural Language Item Response Theory and ... - University of Iowa
Natural Language Item Response Theory and ... - University of Iowa
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<strong>Natural</strong> <strong>Language</strong> <strong>Item</strong> <strong>Response</strong>Model●●Probability <strong>of</strong> a particular token being used isfunction <strong>of</strong> latent trait (θ) <strong>and</strong> token discrimination(a) <strong>and</strong> severity (b)Equal to the percent <strong>of</strong> the “propensity space”represented by that particular response.P w i ∣=expa i b i ∑ iexpa i b i = Propensity to use w iTotal propensity
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