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Alternative Hypothesis

  1. M. A. Schork

Published Online: 15 JUL 2005

DOI: 10.1002/0470011815.b2a15001

Encyclopedia of Biostatistics

Encyclopedia of Biostatistics

How to Cite

Schork, M. A. 2005. Alternative Hypothesis. Encyclopedia of Biostatistics. 1.

Author Information

  1. University of Michigan, Ann Arbor, MI, USA

Publication History

  1. Published Online: 15 JUL 2005


In testing a null hypothesis, it is often useful to consider possible alternatives. A distinction is drawn between one-sided and two-sided alternatives.


  • null;
  • one-sided;
  • two-sided;
  • simple;
  • composite