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Psychometrics

Psychometrics is the field of study concerned with the theory and technique of psychological measurement, which includes the measurement of knowledge, abilities, attitudes, and personality traits.

The field is primarily concerned with the study of differences between individuals.

It involves two major research tasks, namely: (i) the construction of instruments and procedures for measurement; and (ii) the development and refinement of theoretical approaches to measurement.

Note: This article excerpts material from the Wikipedia article "Psychometrics", which is released under the GNU Free Documentation License.

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