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If a indicates discrimination, and b indicates the difficulty level of an item on the item characteristic curve, then an a value of .72 and
If a indicates discrimination, and b indicates the difficulty level of an item on the item characteristic curve, then an a value of .72 and a b value of .08 indicates what about the item? Group of answer choices It is very difficult It does not discriminate well It discriminates well and is very easy It discriminates well and is of about average difficulty
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Macroeconomics Principles and Applications
Authors: Robert e. hall, marc Lieberman
5th edition
1111397465, 9781439038970, 1439038988, 978-1111397463, 143903897X, 9781439038987, 978-1133265238
