Sagot :
Answer:
Principle of Validity. ... Validity means that the assessment process assesses what it claims to assess – i.e. the unit of competency or cluster of units. The assessment tool must address all requirements of the unit to sufficient depth and over a sufficient number of times to confirm repeatability of performance.
Explanation:
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Answer:
Reliability is consistency across time (test-retest reliability), across items (internal consistency), and across researchers (interrater reliability). Validity is the extent to which the scores actually represent the variable they are intended to. Validity is a judgment based on various types of evidence.
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