Encyclopedia of Child Behavior and Development

Editors: Sam Goldstein, Jack A. Naglieri

Age Equivalent

  • Laura Tinsley
Reference work entry
DOI: https://doi.org/10.1007/978-0-387-79061-9_76

Synonyms

Definition

Age Equivalent is the individual's ability; skill, knowledge, or measurement expressed as the age at which most individuals reach the same level (age norm). The Age Norm is the average score of a particular test completed by children of a given chronological age.

For example, the mental age norm of a 6-year old female is determined by collecting a sample of 6-year old female children’s mental abilities, then calculating that average cognitive function as the age norm. This average mental function is the age norm for that group. The cognitive function equivalent of the 6-year-old female will then be compared against this age norm.

Description

Age Equivalents are not only used in intelligence measurement, but also physical development such as physical growth (i.e., height and weight, verbal quantity and quality) and motor skills....

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References

  1. 1.
    DeVaus, D. A. (2001). Research Design in Social Research. Thousand Oaks: Sage.Google Scholar
  2. 2.
    Hishinuma, E., & Tadaki, S. (1997). The problem with grade and age equivalents: What is a case in point. Journal of Psychoeducational Assessment, 15, 214–225.Google Scholar
  3. 3.
    Hurlock, E. (1975). Growth and Decline. Developmental Psychology (4th ed., pp. 5–15). New York: McGraw Hill.Google Scholar
  4. 4.
    Radichel, T., & Chen, T. (2003). Insights from AGS Publishing Development Age and Grade Equivalents-Truly Equivalent? Clinical Café, February 2003.Google Scholar
  5. 5.
    Subbaiah, Pon. Evaluation and Testing; an Introduction to Terminology Viewed on website, http://www.ciil-ebooks.net/html/test/index.htm on June 16, 2008.

Copyright information

© Springer Science+Business Media, LLC 2011

Authors and Affiliations

  • Laura Tinsley
    • 1
  1. 1.University of TexasSan AntonioUSA