Chapter 13. The chi-Squared Test for Contingency Tables

  1. Richard Boddy and
  2. Gordon Smith

Published Online: 10 AUG 2009

DOI: 10.1002/9780470749296.ch13

Statistical Methods in Practice: for Scientists and Technologists

Statistical Methods in Practice: for Scientists and Technologists

How to Cite

Boddy, R. and Smith, G. (2009) The chi-Squared Test for Contingency Tables, in Statistical Methods in Practice: for Scientists and Technologists, John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9780470749296.ch13

Author Information

  1. Statistics for Industry, UK

Publication History

  1. Published Online: 10 AUG 2009
  2. Published Print: 14 AUG 2009

ISBN Information

Print ISBN: 9780470746646

Online ISBN: 9780470749296

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Keywords:

  • chi-squared test for contingency tables;
  • two-sample test for percentages;
  • population percentage preference for Goliath;
  • comparing several percentages;
  • chi-squared significance test;
  • hazed and clear insulator shifts;
  • observed and expected frequencies;
  • least significant difference (LSD);
  • defective rates and black shift;
  • assumptions

Summary

This chapter contains sections titled:

  • Introduction

  • Two-sample test for percentages

  • Comparing several percentages

  • Where are the differences?

  • Assumptions

  • Problems