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Calculate Cramér's V: chi^2 = 20 , n = 200 , table 3 * 4 (so \min(r-1,c-1) = 2 )
Calculate Cramér's V: chi^2 = 20 , n = 200 , table 3 * 4 (so \min(r-1,c-1) = 2 )
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