Guttman scale is defined as a type of composite measure used to summarize several discrete observations and to represent some more-general variable

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Scale at psychology-glossary.com■■■■■
(1) A type of composite measure composed of several items that have a logical or empirical structure . . . Read More
Measurement error at psychology-glossary.com■■■■
Measurement error is the component of an observed test score that is neither the true score nor the quality . . . Read More
Mode at psychology-glossary.com■■■■
Mode is defined as the measure of central tendency that identifies the most frequently occurring score . . . Read More
Statistic at psychology-glossary.com■■■■
In the context of psychology, a statistic refers to a numerical value that describes or summarizes data . . . Read More
External validation at psychology-glossary.com■■■■
External validation is defined as the process of testing the validity of a measure, such as an index . . . Read More
Objective measures at psychology-glossary.com■■■■
Objective measures are dependent variables such as reaction time that can be easily verified. Likewise, . . . Read More
Structural Clinical Interview at psychology-glossary.com■■■
The priority for a research diagnosis of depression is the Structural Clinical Interview for DSM Disorders . . . Read More
Accuracy at psychology-glossary.com■■■
Accuracy refers to the degree to which a measure conforms to the established standard. In psychology, . . . Read More
Test at psychology-glossary.com■■■
Test refers to a task or set of tasks given under standard conditions with the purpose of assessing some . . . Read More
Operational definition at psychology-glossary.com■■■
Operational definition refers to the concrete and specific definition of something in terms of the operations . . . Read More