Examlex
If planned aggregate expenditure equals GDP,the economy is in macroeconomic equilibrium.
Validity
The extent to which a test, tool, or study accurately measures what it intends to measure.
WAIS
Stands for Wechsler Adult Intelligence Scale, which is a test designed to measure cognitive ability in adults and older adolescents.
Reliability
The degree to which an assessment tool produces stable and consistent results over time or across different observers.
Factor Analysis
A statistical technique applied to explain the variation among observed, correlated variables through a smaller set of unseen variables known as factors.
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