Examlex
If a consumer buys a new pair of jeans for $100, he/she has exclusive use of that pair of jeans; hence, it is a private good.
Predictive Validity
The degree to which a test or scale score forecasts future results in a connected activity or result.
Test Validity
The extent to which a test accurately measures what it is supposed to measure.
Reliability
The extent to which a measurement instrument yields reliable and uniform outcomes.
Validity
The degree to which an idea, inference, or measurement is substantiated and probably accurately reflects reality.
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