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Test Bank For Educational Assessment of Students 8th Edition All Chapters - 9780136976691, 9780134807072, 9780134807041.
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Concept of validity given by Kelly (1927) and defined validity as a test is valid if it measures what it claims to measure. Logically, validity is the property of an argument made up of on the fact- the truth of the hypotheses, guarantees the trut...
UoL / Advanced Educational ResearchEDUCATIONAL ASSESSMENT RELIABILITY USABILITY MEASURES OF CENTRAL TENDENCY MEAN Median Mode .1 ITEM DISCRIMINATION ITEM DIFFICULTLY BUILDING ITEM BANK Item discrimination refers to the ability of an item to differentiate among students on the basis of how...
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