This is a decommissioned version of ERA which is running to enable completion of migration processes. All new collections and items and all edits to existing items should go to our new ERA instance at https://ualberta.scholaris.ca - Please contact us at erahelp@ualberta.ca for assistance!
Search
Skip to Search Results
Filter
Author / Creator / Contributor
Subject / Keyword
Year
Languages
Item type
-
2013-04-01
Okan Bulut, Kory Vue, Julio C. Cabrera, Luke Stanke, Michael C. Rodriguez, José R. Palma
Item parameter drift (IPD) is defined as differential change in item parameters or ability estimates over time or testing occasions. Unlike previous IPD studies that have focused on change in item parameters over time, this study examined IPD to detect change in item parameters (construct shift)...
1 - 1 of 1