GlossaryA | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z VValidity: The degree that a test or assessment measures what it is reported to measure. That which ensures that results are an accurate description of what the test taker knows and/or has the ability.
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