Chi-Square Test Calculator

Test for association between categorical variables

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About Chi-Square Test Calculator

The Chi-Square Test of Independence determines whether there is a statistically significant association between categorical variables. Input your observed frequencies in a grid (up to 5x5) to instantly calculate the Chi-Square statistic, degrees of freedom, and p-value.

Chi-Square Test Calculator Features

  • Dynamic grid up to 5x5 dimensions
  • Live p-value calculation via Gamma approximation
  • Warns on low expected values
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