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Peer reviewedKatz, Barry M.; McSweeney, Maryellen – Journal of Experimental Education, 1979
Errors of misclassification and their effects on categorical data analysis are discussed. The chi-square test for equality of two proportions is examined in the context of errorful categorical data. The effects of such errors are illustrated. A correction procedure is developed and discussed. (Author/MH)
Descriptors: Classification, Data Analysis, Data Collection, Error Patterns
Peer reviewedAiken, Lewis R. – Journal of Experimental Education, 1988
Several statistical rational and empirical procedures are presented for dealing with the problems of non-response or low return rates in surveys, namely mail surveys. Advantages and shortcomings of these procedures in educational research are discussed. (SLD)
Descriptors: Data Collection, Educational Research, Mail Surveys, Response Style (Tests)
