Examlex
The need to take increasing amounts of a drug in order to get the same effect is referred to as
Operational Definition
A clear, precise description of a variable or condition in terms of the specific operation or procedure used to determine its presence or quantity.
Spurious Correlation
The appearance of causation produced by an intervening variable.
Shoe Sizes
A numerical or alphabetical indication that reflects the fitting size of a shoe for a person's foot, varying by country or region.
Reading Test Scores
Numerical values assigned to evaluate an individual's ability to understand and interpret written text.
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