Index
A
achievement tests
about 117
multiple-choice (MC) items 118–121
American Educational Research Association 2
American Psychological Association 2
analysis, classical item
combining item statistics in single tables 66–72
combining mean score with frequency counts 61–63
computing proportion correct by quartile 63–66
displaying mean score 55–60
interpreting item statistics 72–73
point-biserial correlation coefficient 51–53
producing attractive reports 53–54
restructuring data set 54–55
on 30-item physics test 112
analyzing tests with multiple versions 80–86
answer frequencies
about 31
developing automated programs to score tests and produce item frequencies 34–36
displaying in graphical form 36–40
displaying in tabular form 31–32
modifying ...
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