Contingency table functions (scipy.stats.contingency)#
Functions for creating and analyzing contingency tables.
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 | Chi-square test of independence of variables in a contingency table. | 
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 | Compute the relative risk (also known as the risk ratio). | 
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 | Compute the odds ratio for a 2x2 contingency table. | 
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 | Return table of counts for each possible unique combination in  | 
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 | Calculates degree of association between two nominal variables. | 
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 | Compute the expected frequencies from a contingency table. | 
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 | Return a list of the marginal sums of the array a. |