Open AccessA CRITERION TO EVALUATE THE INDIVIDUAL RAW‐TO‐SCALE EQUATING CONVERSIONS
Author(s) -
Guo Hongwen,
Puhan Gautam,
Walker Michael
Publication year - 2013
Publication title -
ets research report series
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.235
H-Index - 5
ISSN - 2330-8516
DOI - 10.1002/j.2333-8504.2013.tb02312.x
Subject(s) - equating , raw score , scale (ratio) , transformation (genetics) , statistics , standard error , raw data , measure (data warehouse) , econometrics , item response theory , mathematics , computer science , psychometrics , data mining , rasch model , geography , biology , biochemistry , cartography , gene
In this study we investigated when an equating conversion line is problematic in terms of gaps and clumps. We suggest using the conditional standard error of measurement (CSEM) to measure the scale scores that are inappropriate in the overall raw‐to‐scale transformation.