Glossary D

Glossary D

Discriminant validity is defined as the extent to which interview scores do not correlate with measures that are not theoretically related to the construct being measured; an assessment of whether a test is measuring what it was designed to measure by showing that it does not correlate with tests designed to measure different characteristics. Discriminant validity, moreover is defined as a method for establishing a test’s validity by demonstrating that its scores do not correlate with the scores of theoretically unrelated measures.

Discriminantability in the context of psychology refers to the degree to which a psychological test or assessment can effectively differentiate between different groups or categories of individuals based on the construct it intends to measure. It is a fundamental concept in psychometrics and assessment, as it assesses the test's capacity to discriminate between those who possess the trait or condition being measured and those who do not. In this article, we will explore discriminantability in detail, including examples, risks, application areas, recommendations, historical aspects, and legal considerations in psychology.

Discriminantability analysis refers to a multi-variate data analysis method for finding the linear combination of variables that best describes the classification of groups into discrete categories.

Discriminated behavior refers to a behavior that is more likely to occur in the presence of the SD than in the presence of the S-delta. Discriminated behavior occurs as a result of discrimination training.

Deutsch: Diskriminierung / Español: Discriminación / Português: Discriminação / Français: Discrimination / Italiano: Discriminazione /

Discrimination refers to unjustified negative or harmful action toward a member of a group, simply because of his or her membership in that group. With other words: Discrimination describes behaviors which lead to groups or individuals being treated differently due to racial, ethnic, religious, gender, or social class factors. It is an unjustifiable negative behavior toward a group or its members. When discrimination is done in a way that disadvantages individuals because of birth or condition, it is unlawful.

Discrimination index is an index that indicates the extent to which pupils who get a particular test item correct are also likely to get a high score on the entire test.

Discriminative stimulus or SD refers to a stimulus that indicates whether or not a response will be reinforced; stimulus in the presence of which responses are reinforced and in the absence of which they are not reinforced.

- Discriminative stimulus for extinction : Discriminative stimulus for extinction refers to a stimulus that signals the absence of reinforcement.