How Contaminated by Guessing Are Item-Parameter Estimates and What Can Be Done about It? / Deborah L. Schnipke.

When running out of time on a multiple-choice test, some examinees are likely to respond rapidly to the remaining unanswered items in an attempt to get some items right by chance. Because these responses will tend to be incorrect, the presence of "rapid-guessing behavior" could cause these items to...

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