 # Chi Square Calculator

Enter the observed value :
Enter the expected value :

Chi Square Value :

Chi-Square Calculator is a free online tool that displays the relationship between the categorical variables. BYJU’S online Chi-square calculator tool makes the calculation faster, and it displays the relation in a fraction of seconds.

## How to Use the Chi-Square Calculator?

The procedure to use the Chi-square calculator is as follows:

Step 1: Enter the observed and expected value in the respective input field

Step 2: Now click the button “Calculate Chi-Square” to get the value

Step 3: Finally, the result obtained using the Chi-square test will be displayed in the output field

### What is Meant by Chi-Square Test?

In statistics, Chi-square test is often used in hypothesis testing, which is used to test the relationship between the categorical variables. It is considered as independent testing which is used to show the relationship between categorical variables in the population. The Chi-square test is classified into two different types, namely

• Chi-square test for goodness of fit
• Chi-square test for independence

In this Chi-square test for the goodness of fit is used to determine whether there is a difference between the observed value and the expected value.