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Variations in Mean Response Times for Questions on the Computer-Adaptive GRE General Test: Implications for Fair Assessment GREB GRE CAT

Author(s):
Bridgeman, Brent; Cline, Frederick
Publication Year:
2000
Report Number:
RR-00-07
Source:
ETS Research Report
Document Type:
Report
Page Count:
29
Subject/Key Words:
Graduate Record Examinations Board, Test Fairness, Validity, Speededness (Tests), GRE Computer Adaptive Test, Graduate Record Examination, Computer Adaptive Testing

Abstract

Data from 5,957 examinees who took the computer-delivered Graduate Record Examination (GRE) quantitative measure and 14,745 examinees who took the computer-delivered GRE analytical measure were used to investigate variation in response time in light of other factors, such as mean test score and the position of the question on the test. For both measures, substantial variation in response times was found, even for items with the same specifications and same difficulty level. But despite these differences, there was no indication that the scores of students who were administered items with long expected response times were disadvantaged.

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