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162 bytes added ,  04:48, 27 November 2013
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*If <math>r=1</math> and <math>c>1</math>, then <math>df = c-1</math> or if <math>r>1</math> and <math>c=1</math>, then <math>df = r-1</math>.
 
*If <math>r=1</math> and <math>c>1</math>, then <math>df = c-1</math> or if <math>r>1</math> and <math>c=1</math>, then <math>df = r-1</math>.
 
  If <math>r = c = 1</math> then this function will give the error result
 
  If <math>r = c = 1</math> then this function will give the error result
 +
*The obtained result is entered in the Chi square distribution table with the obtained degrees of freedom.
 +
*This returns the test for independence (probability).
    
==Examples==
 
==Examples==
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