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A student complains that a midterm examination did not include items from a particular in-class lecture.From a psychometric perspective,the students is expressing concern about the midterm's
Critical Value
A threshold in hypothesis testing which the test statistic must exceed in order to reject the null hypothesis.
Chi-Square Statistic
Statistic that tests the difference between the distribution of observed frequencies and expected frequencies.
Expected Frequencies
The theoretical counts of occurrences across different categories or within bins that one would expect if the data followed a specific statistical distribution.
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