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Chi-Square Calc

Last modified by
on
Sep 29, 2022, 12:50:04 AM
Created by
on
Sep 29, 2021, 4:53:20 PM
 
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The Chi-Square (χ2) calculators has three functions

  • (χ2) Chi-Square Test
  • (DF) Degrees of Freedom
  • (E) Expected Value

How to Enter Data

Click on the text field for parameter OB.  You can either upload a CSV file or manually enter rows of data where each observation is separated by a comma as follows:

17,47
22,38
41,58

Chi-square Calculators:

Statistics Calculators

The Math / Science

`"Expected Result" = ("Column Total" * "Row Total")/"Sample Size"`

`χ2 =  sum( (O-E)^2/E) =sum(O^2/E) - sum(O)`

`"Degrees of Freedom" = (R-1)*(C-1)` if R≠1, then DF = C-1

Critical Values


This calculator, Chi-Square Calc, references 3 pages
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