A chi-square (also called chi-squared) test is a classical statistics technique that can be used to determine if observed-count data matches expected-count data. For example, suppose you have three ...

The chi-squared test for association is applied to a cross-tabulation of frequencies in the two variables you would like to compare. This is called a contingency table, where each combination of a row ...

chi square test / goodness of fit; chi-square; .2; chi square. A statistical test that allows one to determine whether observed quantities of a specific characteristic differed from the expected ...