Ad
related to: psychometrics definition of measurement in psychology examples
Search results
Results From The WOW.Com Content Network
Psychometrics is a field of study within psychology concerned with the theory and technique of measurement. Psychometrics generally covers specialized fields within psychology and education devoted to testing, measurement, assessment, and related activities. [ 1 ]
Intelligence testing has long been an important branch of quantitative psychology. The nineteenth-century English statistician Francis Galton, a pioneer in psychometrics, was the first to create a standardized test of intelligence, and he was among the first to apply statistical methods to the study of human differences and their inheritance.
Psychological testing refers to the administration of psychological tests. [1] Psychological tests are administered or scored by trained evaluators. [1] A person's responses are evaluated according to carefully prescribed guidelines. Scores are thought to reflect individual or group differences in the construct the test purports to measure. [1]
Psychological statistics is application of formulas, theorems, numbers and laws to psychology. Statistical methods for psychology include development and application statistical theory and methods for modeling psychological data. These methods include psychometrics, factor analysis, experimental designs, and Bayesian statistics. The article ...
Stevens was greatly influenced by the ideas of another Harvard academic, [21] the Nobel laureate physicist Percy Bridgman (1927), whose doctrine of operationalism Stevens used to define measurement. In Stevens's definition, for example, it is the use of a tape measure that defines length (the object of measurement) as being measurable (and so ...
This means that the scientific measurement of psychological attributes is possible. That is, like physical quantities, a magnitude of a psychological quantity may possibly be expressed as the product of a real number and a unit magnitude. Application of the theory of conjoint measurement in psychology, however, has been limited.
Classical test theory is an influential theory of test scores in the social sciences. In psychometrics, the theory has been superseded by the more sophisticated models in item response theory (IRT) and generalizability theory (G-theory).
Discan scale – Scale and method in clinical psychology; K-factor – Standardized psychometric measure of psychopathology and personality; Guttman scale – Single, ordinal psychometric scale, allowing original observations to be reproduced. Ipsative; Mokken scale; Phrase completion scales – Psychometric scale used in questionnaires