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need help for chi-squared test

On Jan 6, 2011, at 2:34 PM, kiotoqq wrote:

            
So, where did you download this data and when is your homework due?
I, on the other hand. now suspect it is a meaningless set of numbers.
Do you mean you have an understanding of the potential values of cbr  
and smoking in that data and that you want to restrict your analysis  
to some subset defined by particular values  of those variables?
David Winsemius, MD
West Hartford, CT