Introduction to Chi-Square Statistics – Apply It 3

  • Calculate and describe the value of a chi-square statistics in context of a real-world problem
  • Write a null and alternative hypothesis for a chi-square test

[latex]\chi^2[/latex] Distribution

To assess what our chi-square value tells us about the distance between the expected and observed values, we turn to the chi-square distribution, assuming the conditions of using the chi-square distribution are met (we will talk about these conditions soon!).

Step 1: Select the Goodness of Fit tab.
Step 2: Under “Enter Data,” choose the “Contingency Table” option.
Step 3: Enter the relevant data and proportions below and press “Submit.”

  Asian American Hispanic African American White
Counts 432 247 226 1118
Proportions 0.574 0.031 0.008 0.387


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