Glossary C

- Criterion validity evidence : Criterion validity evidence is defined as the evidence that a test score corresponds to an accurate measure of interest. Criterion is defined as measure of interest.

Criterion variable is a term used in a Correlational study, a researcher is usually interested in the relationship between two (2) variables in order to use knowledge about one variable to help predict or explain the second variable. In this situation, the second variable which is being explained or predicted is called the Criterion variable.

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Criterion-referenced approach refers to a categorical system of diagnosis, stemming from the traditional medical-scientific method of organizing, naming, and communicating information as objectively as possible, which requires matching client presentations to sets of observation criteria.

Criterion-referenced grading that which determines the quality of a pupil's performance by comparing it to pre-established standards of mastery.

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Criterion-referenced test is defined as a test that describes the specific types of skills, tasks, or knowledge of an individual relative to a well-defined mastery criterion. The content of Criterion-referenced tests is limited to certain well-defined objectives.

Criterion-related validity refers to the test which is shown to be statistically related to some criterion of successful job performance.

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Critical period refers to period of development during which certain basic structures are formed or a child is most vulnerable or responsive to environmental influences it refers to Lenneberg's hypothesis that language development has a biological basis and there is a time in infancy when particular neurological faculties develop.

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Critical (sensitive) period is defined as the time in development which is often early in life when a certain skill or ability is most easily acquired.

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