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Peer reviewedAiken, Lewis R. – Educational and Psychological Measurement, 1980
Procedures for computing content validity and consistency reliability coefficients and determining the statistical significance of these coefficients are described. Procedures employing the multinomial probability distribution for small samples and normal curve probability estimates for large samples, can be used where judgments are made on…
Descriptors: Computer Programs, Measurement Techniques, Probability, Questionnaires
Peer reviewedAiken, Lewis R.; Williams, Newsom – Educational and Psychological Measurement, 1978
Seven formulas for scoring test items with two options (true-false or multiple choice with only two choices) were investigated. Several conditions, such as varying directions for guessing and whether testees had prior knowledge of the proportions of false items on the test were also investigated. (Author/JKS)
Descriptors: Guessing (Tests), Higher Education, Knowledge Level, Multiple Choice Tests
