Psychometric MethodsPsychological measurement; Psychophysical theory; A mathematical introduction; The method of average error; Method of minimal changes; The constant methods; The method of pair comparisons; The method of rank order; Scaling from interval and ration judgements; The method of successive categories and other scaling methods and problems; Rating scales; Principles of judgment; Theory of psychological tests; Reliability and validity of measures; Test development; Factor analysis. |
Contents
PREFACE | 1 |
PSYCHOPHYSICAL THEORY | 20 |
A MATHEMATICAL INTRODUCTION | 43 |
Copyright | |
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ability adaptation level Amer applied approach assume assumption average centroid Chap coefficient column common factors comparative judgments computed constant continuum correct correlation corresponding criterion determined difficulty discrimination dispersions distribution effect equal equation error variance estimate examinees experiment experimental factor analysis frequency function geometric mean given hyperplanes indicate individuals intercorrelations interval interval scale item analysis judged K-R formula limen score limits linear logarithms matrix mean Measmt measurement median method multidimensional scaling normal normal distribution objects observer obtained pair comparisons phi coefficient predict probably problem procedure proportion Psychol psychological psychometric function Psychometrika psychophysical psychophysical methods range rank order raters ratings ratio regression reliability responses rotation sample scale values selected square standard deviation standard error statistical stimuli successive categories Table test scores theory Thurstone tion total score traits true variance validity variable Weber's law weights zero