NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 2 results Save | Export
Reshetar, Rosemary; Kaliski, Pamela; Chajewski, Michael; Lionberger, Karen – College Board, 2012
This presentation summarizes a pilot study conducted after the May 2011 administration of the AP Environmental Science Exam. The study used analytical methods based on scaled anchoring as input to a Performance Level Descriptor validation process that solicited systematic input from subject matter experts.
Descriptors: Advanced Placement Programs, Science Tests, Achievement Tests, Classification
Hendrickson, Amy; Patterson, Brian; Melican, Gerald – College Board, 2008
Presented at the Annual National Council on Measurement in Education (NCME) in New York in March 2008. This presentation explores how different item weighting can affect the effective weights, validity coefficents and test reliability of composite scores among test takers.
Descriptors: Multiple Choice Tests, Test Format, Test Validity, Test Reliability