Examlex
In which step of a union drive does the union seek employee signatures to cards that state the employee has applied to join the union?
Content Validity
The extent to which a test measures all aspects of the concept it intends to assess.
Construct Validity
The extent to which a test measures what it claims to measure, often assessed through various methodologies.
Concurrent Validity
A measure of how well a particular test correlates with a previously validated measure.
Contextual Validity
The appropriateness of research or assessment methods and conclusions within the specific context they are applied.
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