ERIC Number: EJ008189
Record Type: CIJE
Publication Date: 1969
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A Note on the Effect of Item Difficulty Distributions on the Sampling Distribution of KR20
Nitko, Anthony J.; Feldt, Leonard S.
Amer Educ Res J, 6, 3, 433-437, 69 May
Descriptors: Difficulty Level, Factor Analysis, Hypothesis Testing, Item Analysis, Sampling, Statistical Analysis
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