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Download full textBurton, Nancy W.; And Others – 1976
Assessment exercises (items) in three different formats--multiple-choice with an "I don't know" (IDK) option, multiple-choice without the IDK, and open-ended--were placed at the beginning, middle and end of 45-minute assessment packages (instruments). A balanced incomplete blocks analysis of variance was computed to determine the biasing…
Descriptors: Age Differences, Difficulty Level, Educational Assessment, Guessing (Tests)
