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If a linear supply curve has a zero intercept,the elasticity of supply is always unitary.
Objective Test
An assessment tool designed to measure knowledge, skills, or abilities without subjective judgment.
Criterion-related Validity
The extent to which a measure is related to an outcome, where the validity is determined by comparing the measure against a known criterion or benchmark.
Construct Validity
The extent to which a test or instrument accurately measures the theoretical construct it is intended to assess.
Reliability
The reliability and steadiness of outcomes produced by a measurement tool across multiple instances.
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