Open AccessPOWER SCORES ESTIMATED BY ITEM CHARACTERISTIC CURVES 1
Author(s) -
Lord Frederic M.
Publication year - 1972
Publication title -
ets research bulletin series
Language(s) - English
Resource type - Journals
eISSN - 2333-8504
pISSN - 0424-6144
DOI - 10.1002/j.2333-8504.1972.tb00638.x
Subject(s) - test (biology) , statistics , estimation , power (physics) , computer science , reliability engineering , econometrics , mathematics , psychology , engineering , paleontology , physics , systems engineering , quantum mechanics , biology
A method for estimating power scores is described. By way of illustration, it is applied to 21 students who were improperly timed on a standard test. Some empirical results are given in support of the estimation procedure.