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Direct linkSinharay, Sandip; van Rijn, Peter W. – Journal of Educational and Behavioral Statistics, 2020
Response time models (RTMs) are of increasing interest in educational and psychological testing. This article focuses on the lognormal model for response times, which is one of the most popular RTMs. Several existing statistics for testing normality and the fit of factor analysis models are repurposed for testing the fit of the lognormal model. A…
Descriptors: Educational Testing, Psychological Testing, Goodness of Fit, Factor Analysis
Sinharay, Sandip; van Rijn, Peter – Grantee Submission, 2020
Response-time models are of increasing interest in educational and psychological testing. This paper focuses on the lognormal model for response times (van der Linden, 2006), which is one of the most popular response-time models. Several existing statistics for testing normality and the fit of factor-analysis models are repurposed for testing the…
Descriptors: Educational Testing, Psychological Testing, Goodness of Fit, Factor Analysis
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
