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:
- xarray_like
data values stacked for all groups
- groupsarray_like
group labels or indicator
- Returns: