SAGE Reference - The SAGE Encyclopedia of Social Science Research Methods

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Dichotomous Variables

In: The SAGE Encyclopedia of Social Science Research Methods
Edited by: Michael S. Lewis-Beck, Alan Bryman & Tim Futing Liao
Subject:Research Methods

A dichotomous variable is one that takes on one of only two possible values when observed or measured. The value is most often a representation for a measured variable (e.g., age: under 65/65 and over) or an attribute (e.g., gender: male/female).

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  Lewis-Beck, M. S., Bryman, A., & Liao, T. F. (2004). Dichotomous variables. In The SAGE encyclopedia of social science research methods (Vol. 1, pp. 262-263). SAGE Publications, Inc., https://dx.doi.org/10.4135/9781412950589.n239
  
  Lewis-Beck, Michael S., Alan Bryman, and Tim F. Liao. "Dichotomous Variables." In The SAGE Encyclopedia of Social Science Research Methods, edited by Lewis-Beck, Michael S., Alan Bryman, and Tim F. Liao, 262-63. Thousand Oaks, CA: SAGE Publications, Inc., 2004. https://dx.doi.org/10.4135/9781412950589.n239.
  
  Lewis-Beck, M. S., Bryman, A. and Liao, T. F. 2004. Dichotomous Variables. In: Michael S. Lewis-Beck, Alan Bryman and Tim F. Liao Editors, 2004. The SAGE Encyclopedia of Social Science Research Methods, Thousand Oaks, CA: SAGE Publications, Inc. pp. 262-263 Available at: <https://dx.doi.org/10.4135/9781412950589.n239> [Accessed 18 Aug 2022].
  
  Lewis-Beck, Michael S., et al. "Dichotomous Variables." The SAGE Encyclopedia of Social Science Research Methods. Edited by Vol. 1. Thousand Oaks: SAGE Publications, Inc., 2004, pp. 262-63. SAGE Knowledge. 18 Aug 2022, doi: https://dx.doi.org/10.4135/9781412950589.n239.
  
  Lewis-Beck, Michael S., Alan BrymanTim F. Liao (2004). Dichotomous variables In:Dichotomous variables The SAGE encyclopedia of social science research methods Vol. 1. Thousand Oaks, CA: SAGE Publications, Inc.; 2004:262-263. doi:10.4135/9781412950589.n239
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