statsmodels.stats.proportion.proportions_chisquare_allpairs¶

statsmodels.stats.proportion.proportions_chisquare_allpairs(count, nobs, multitest_method='hs')[source]¶

Chisquare test of proportions for all pairs of k samples

Performs a chisquare test for proportions for all pairwise comparisons. The alternative is two-sided

Parameters:¶

count{int, array_like}

the number of successes in nobs trials.

nobsint

the number of trials or observations.

multitest_methodstr

This chooses the method for the multiple testing p-value correction, that is used as default in the results. It can be any method that is available in multipletesting. The default is Holm-Sidak ‘hs’.

Returns:¶

resultAllPairsResults instance

The returned results instance has several statistics, such as p-values, attached, and additional methods for using a non-default multitest_method.

Notes

Yates continuity correction is not available.