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Autor/in | Aiken, Lewis R. |
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Titel | Content Validity and Reliability of Single Items or Questionnaires. |
Quelle | In: Educational and Psychological Measurement, 40 (1980) 4, S.955-59Infoseite zur Zeitschrift |
Sprache | englisch |
Dokumenttyp | gedruckt; Zeitschriftenaufsatz |
Schlagwörter | Computer Programs; Measurement Techniques; Probability; Questionnaires; Rating Scales; Scoring Formulas; Statistical Significance; Test Items; Test Reliability; Test Validity |
Abstract | 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 ordinal rating scales. (Author/RL) |
Erfasst von | ERIC (Education Resources Information Center), Washington, DC |