The bank out of activities met the newest model presumptions and you will fitting brand new research reasonably better
The bank out of activities met the newest model presumptions and you will fitting brand new research reasonably better step 3.step 1. Product Selection Predicated on Samejima’s graded effect IRT design [twenty two,25], with the marginal restriction probability estimator (MMLE), we could receive one slope and you may five tolerance (location) details for each goods. …