Concepedia

Test Length Effects

Test Length Effects is a psychometric phenomenon in classical test theory characterized by the systematic influence of the number of items in a test on its reliability and measurement precision, whereby longer tests tend to yield higher reliability estimates due to reduced standard error of measurement.

125

Publications

9.5K

Citations

256

Authors

142

Institutions

Publications per year

2017–2026

11

Parents

Publications

125

Uses and abuses of coefficient alpha.

Neal Schmitt · Psychological Assessment · 1996 · 2.3K citations

, , +17

Likelihood-Based Item-Fit Indices for Dichotomous Item Response Theory Models

Maria Orlando, David Thissen · Applied Psychological Measurement · 2000 · 666 citations

, , +16

Effects of Questionnaire Length on Response Quality

A. Regula Herzog, Jerald G. Bachman · Public Opinion Quarterly · 1981 · 375 citations

, , +14

Test length and cognitive fatigue: An empirical examination of effects on performance and test-taker reactions.

Phillip L. Ackerman, Ruth Kanfer · Journal of Experimental Psychology Applied · 2009 · 289 citations

, , +11

Noise and Incongruence: Interpreting Results of the Incongruence Length Difference Test

Konrad Dolphin, Robert Belshaw, C. David L. Orme et al. · Molecular Phylogenetics and Evolution · 2000 · 275 citations

, , +9

1–5 of 125

Authors

256

  1. FM
    Frederic M. Lord

    Educational Testing Service, United States

    4 publications · 269 citations

    4

    h-index

  2. JW
    J. W. S. Hearle

    University of Manchester, United Kingdom

    3 publications · 65 citations

    3

    h-index

  3. DJ
    David J. Weiss

    University of Minnesota, United States

    3 publications · 101 citations

    3

    h-index

  4. RR
    Rand R. Wilcox

    University of Southern California, United States

    3 publications · 78 citations

    3

    h-index

  5. GG
    G. Gage Kingsbury

    Portland Public Schools, United States

    2 publications · 277 citations

    2

    h-index

1–5 of 256

Institutions

142

  1. Educational Testing Service

    Princeton, United States

    9 h-index

    14 publications

    591 citations

  2. University of Washington

    Seattle, United States

    3 h-index

    4 publications

    81 citations

  3. Georgia Institute of Technology

    Atlanta, United States

    3 h-index

    6 publications

    1.1K citations

  4. University of Wisconsin–Madison

    Madison, United States

    3 h-index

    4 publications

    246 citations

  5. Michigan State University

    East Lansing, United States

    2 h-index

    2 publications

    2.4K citations

  6. Brigham Young University

    Provo, United States

    2 h-index

    4 publications

    149 citations

  7. University of California, Berkeley

    Berkeley, United States

    2 h-index

    3 publications

    196 citations

  8. Institute of Science and Technology

    Kathmandu, Nepal

    2 h-index

    4 publications

    94 citations

1–8 of 142

Venues

  1. Educational and Psychological Measurement

    14 publications · 414 citations

    12

    h-index

  2. Applied Psychological Measurement

    8 publications · 936 citations

    8

    h-index

  3. Textile Research Journal

    5 publications · 140 citations

    5

    h-index

  4. Psychometrika

    4 publications · 110 citations

    4

    h-index

  5. Journal of Educational Measurement

    3 publications · 91 citations

    3

    h-index

1–5