Learning Objectives

  • Identify the levels of measurement of variables used with a chi-square test of independence.
  • Explain the difference between parametric and nonparametric statistics.
  • Conduct a five-step hypothesis test for a contingency table of any size.
  • Explain what statistical significance means and how it differs from practical significance.
  • Identify the correct measure of association used with a particular chi-square test, and interpret those measures.
  • Use SPSS to produce crosstabs tables, chi-square tests, and measures of association.
  • Interpret SPSS chi-square output.