Examlex
Find the vertices, foci, and eccentricity of the ellipse given by . Determine the lengths of the major and minor axes, and sketch the graph.
Reliability
The degree to which test scores are free from errors of measurement, also, the capacity of an instrument to provide consistent results. See “test-re-test,” “alternative forms,” and “internal consistency”.
Validity
The degree to which all of the accumulated evidence supports the intended interpretation of test scores for the intended purpose. Validity is a unitary concept that attempts to answer the question: How well does a test measure what it’s supposed to measure?
Guilford's Cognitive
Refers to a model developed by psychologist Joy Paul Guilford that categorizes human intelligence into operations, contents, and products.
Functions
In mathematics, functions are defined as relationships between a set of inputs and a set of permissible outputs, where each input is related to exactly one output.
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