Chi-Square Test — math calculators and step-by-step solvers
The Chi-Square Test Calculator compares observed and expected counts to test whether data fit a hypothesized distribution. Enter the observed and expected values as comma-separated lists, and the tool returns the chi-square statistic, degrees of freedom, the p-value, and a decision at the 0.05 signi
Category: Statistics
About this tool
What Is Chi-Square Test? Chi-Square Test The Chi-Square Test Calculator compares observed and expected counts to test whether data fit a hypothesized distribution. Enter the observed and expected values as comma-separated lists, and the tool returns the chi-square statistic, degrees of freedom, the p-value, and a decision at the 0.05 significance level. Use it for goodness-of-fit tests, genetics crosses, survey data, and any classroom or research situation where you need to compare observed frequencies with expected ones.. How to Use Make sure you understand the formula or method this tool uses. Enter your values in the correct fields with compatible units. Review the result, compare it with expected values, and use the related tools if needed. Frequently Asked Questions How do I use Chi-Square Test? Enter the required data in the appropriate fields and the tool will display the result immediately.