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Three New Methods for Analysis of Answer Changes

Bibliographic Data

ID20284757
AuthorsSandip Sinharay (0000-0003-4491-8510, Pacific Metrics Corporation, Monterey, CA, USA, corresponding author), Matthew Johnson (0000-0002-7295-2663, Columbia University), Matthew S Johnson (0000-0001-6029-896X, Columbia University, New York, NY, USA)
Year2017
Volume77
Issue1
Pages54-81
Publication date2017-01-01
Open AccessYes
TypeARTICLE
VenueEducational and Psychological Measurement (JOURNAL)
Journal identifiersISSN: 0013-1644 • E-ISSN: 1552-3888
PublisherSAGE Publications (PUBLISHER • US)
DOI10.1177/0013164416632287
PMID29795903
OpenAlexW2327223700
LanguageEN
Citations received4
References cited20

In a pioneering research article, Wollack and colleagues suggested the “erasure detection index” (EDI) to detect test tampering. The EDI can be used with or without a continuity correction and is assumed to follow the standard normal distribution under the null hypothesis of no test tampering. When used without a continuity correction, the EDI often has inflated Type I error rates. When used with a continuity correction, the EDI has satisfactory Type I error rates, but smaller power compared with the EDI without a continuity correction. This article suggests three methods for detecting test tampering that do not rely on the assumption of a standard normal distribution under the null hypothesis. It is demonstrated in a detailed simulation study that the performance of each suggested method is slightly better than that of the EDI. The EDI and the suggested methods were applied to a real data set. The suggested methods, although more computation intensive than the EDI, seem to be promising in detecting test tampering

Algorithm · Data mining · Econometrics · Erasure · Error detection and correction · Null (SQL) · Null distribution · Null hypothesis · Set (abstract data type) · Statistical hypothesis testing · Statistical power · Statistics · Test (biology) · Test statistic · Type I and type II errors · Computer Science · Imbalanced Data Classification Techniques · Mathematics · Sports Analytics and Performance · Statistical Methods in Clinical Trials

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Citations per year0.8
Citation span2021 - 2025 (5)
Highly citedNo

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