Chi-Square (χ2) Statistic: What It Is, Examples, How and When to Use the Test

A chi-square (χ2) statistic is a test that is used to measure how expectations compare to actual observed data or model ...
technologynetworks

The Chi-Squared Test

What is the chi-squared test? The chi-squared test, often written as χ 2 test, is a statistical hypothesis test used in the analysis of categorical variables to determine whether observed data are ...
Simon Fraser University

Example 28.5: Creating an Output Data Set Containing Chi-Square Statistics

The contingency table in Output 28.5.1 displays eye and hair color in the order in which they appear in the Color data set. The Pearson chi-square statistic in Output 28.5.2 provides evidence of an ...
insider.si.edu

Statistical Charts Relating Chi Squared to Probability

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Three statistical charts relating chi ...