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In the reaction 2Cs(s) + Cl2(g) 2CsCl(s) ,Cl2 is
Content Validity
The extent to which a test measures all facets of the concept it is intended to assess.
External Validity
The extent to which the results of a study can be generalized to other situations, populations, or settings.
Alternate Form Reliability
A measure of consistency where different versions of a test produce similar results, indicating the test’s reliability over time.
Concurrent Validity
A measure of how well a particular test correlates with a previously validated measure taken at the same time.
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