SAGE Reference - Encyclopedia of Research Design

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Control Variables

In: Encyclopedia of Research Design
Edited by: Neil J. Salkind
Subject:Research Design
Keywords:control variable

In experimental and observational design and data analysis, the term control variable refers to variables that are not of primary interest (i.e., neither the exposure nor the outcome of interest) and thus constitute an extraneous or third factor whose influence is ...

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  Salkind, N. J. (2010). Control variables. In Encyclopedia of research design (Vol. 1, pp. 253-254). SAGE Publications, Inc., https://dx.doi.org/10.4135/9781412961288.n77
  
  Salkind, Neil J. "Control Variables." In Encyclopedia of Research Design, edited by Salkind, Neil J., 253-54. Thousand Oaks, CA: SAGE Publications, Inc., 2010. https://dx.doi.org/10.4135/9781412961288.n77.
  
  Salkind, N. J. 2010. Control Variables. In: Neil J. Salkind Editor, 2010. Encyclopedia of Research Design, Thousand Oaks, CA: SAGE Publications, Inc. pp. 253-254 Available at: <https://dx.doi.org/10.4135/9781412961288.n77> [Accessed 26 May 2022].
  
  Salkind, Neil J. "Control Variables." Encyclopedia of Research Design. Edited by Vol. 1. Thousand Oaks: SAGE Publications, Inc., 2010, pp. 253-54. SAGE Knowledge. 26 May 2022, doi: https://dx.doi.org/10.4135/9781412961288.n77.
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