statsmodels.sandbox.stats.runs.median_test_ksample  
statsmodels.sandbox.stats.runs.median_test_ksample(x, groups) [source]
 
chisquare test for equality of median/location This tests whether all groups have the same fraction of observations above the median.    
Parameters:

 
x (array_like) – data values stacked for all groups 
groups (array_like) – group labels or indicator    
Returns:

 
stat (float) – test statistic 
pvalue (float) – pvalue from the chisquare distribution 
others ???? – currently some test output, table and expected     


    © 2009–2012 Statsmodels Developers© 2006–2008 Scipy Developers
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