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Educational and Psychological…

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Aiken, Lewis R.	1
BIDDLE, BRUCE J.	1
SIMPSON, ANN M.	1

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Content Validity and Reliability of Single Items or Questionnaires.

Peer reviewed

Aiken, 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

A PROGRAM FOR THE PROCESSING OF ORDINAL DATA AND COMPUTATION OF SIGNIFICANCE FOR SELECTED CENTRAL TENDENCY DIFFERENCES, VOLUME C--STUDIES IN THE ROLE OF THE PUBLIC SCHOOL TEACHER.

BIDDLE, BRUCE J.; SIMPSON, ANN M. – 1961

COMPUTER PROGRAMS AND OPERATING INSTRUCTIONS WERE REPORTED FOR USE IN PROCESSING DATA ON TEACHER ROLES. INCLUDED IN THE OVERALL DATA-PROCESSING METHOD WERE--(1) A PROGRAM FOR TABULATING CONTINGENCY TABLES FROM DATA ON PUNCHED CARDS, (2) A PROGRAM FOR SELECTING AND COMBINING ROWS AND CALCULATING MANN-WHITNEY MEASURES OF SIGNIFICANT DIFFERENCES…

Descriptors: Computer Programs, Computers, Educational Research, Methods Research