Documents Item Analysis. Purpose of Item Analysis –Evaluates the quality of each item –Rationale: the...

Slide 1Item Analysis Slide 2 Purpose of Item Analysis –Evaluates the quality of each item –Rationale: the quality of items determines the quality of test (i.e., reliability…

Documents 1 IRT basics: Theory and parameter estimation Wayne C. Lee, David Chuah, Patrick Wadlington, Steve.....

Slide 1 Slide 2 1 IRT basics: Theory and parameter estimation Wayne C. Lee, David Chuah, Patrick Wadlington, Steve Stark, & Sasha Chernyshenko Slide 3 2 Overview How…