skip to main content skip to footer

Checking the Equivalence of Nearly Identical Test Editions SAT

Author(s):
Dorans, Neil J.; Lawrence, Ida M.
Publication Year:
1988
Report Number:
RR-88-06
Source:
ETS Research Report
Document Type:
Report
Page Count:
13
Subject/Key Words:
Equated Scores, Error of Measurement, SAT, Statistical Analysis, Test Validity

Abstract

A procedure for checking the score equivalence of nearly identical editions of a test is described. The procedure employs the standard error of equating and utilizes graphical representation of score conversion deviation from the identity function in standard error units. Two illustrations of the procedure involving SAT data are presented. (16pp.)

Read More