This paper proposes a new typology for understanding common research errors that expands on the four types of error commonly discussed in the research literature. Examples are presented to illustrate Type I and Type II errors, errors related to the interpretation of statistically significant and nonsignificant results respectively, with attention…

Fred N. Kerlinger has been hailed as having contributed to the transformation of the way that behavioral scientists and educators read research reports, design and execute research, and draw conclusions about research. In 1960 he introduced the notion that educational research is fraught with mythology. Three of the research myths that he…

A generation ago, Fred N. Kerlinger proposed that there were a number of myths that pervaded educational research. An overview of three specific myths is presented, followed by a discussion of the degree to which these myths have been overcome or still exist in educational research. The first of these myths, the "methods" myth, is…

Although reliability and validity are characteristics of test data, social scientists often attribute reliability and validity erroneously to the tests themselves. To determine the extent to which this problem exists, 150 reliability and validity studies selected from 3 prominent social science measurement journals over a 3-year period were…