statsmodels.sandbox.stats.runs.median_test_ksample
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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
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