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Peer reviewedHumphreys, Lloyd G.; Eysenck, Hans J. – Intelligence, 1989
Three papers--comments, a reply to comments, and a rejoinder--discussing a conclusion about the nature of general intelligence based on the size loadings of a psychomotor test of discrimination reaction time are presented. The use of Spearman's "g" is the center of the controversy. (TJH)
Descriptors: Discrimination Learning, Estimation (Mathematics), Factor Analysis, Intelligence
Download full textCopley, Lisa D.; Meehan, Merrill L.; Howley, Caitlin W.; Hughes, Georgia K. – Appalachia Educational Laboratory at Edvantia (NJ1), 2005
The major purpose of the second field test of the AEL MSCI instrument was to assess the psychometric properties of the refined version with a larger, more diverse group of respondents. The first objective of this field test was to expand the four-point Likert-type response scale to six points in order to yield more variance in responses. The…
Descriptors: Field Tests, Educational Improvement, Evaluation Methods, Teachers
