statsmodels.stats.meta_analysis.CombineResults.test_homogeneity#
- CombineResults.test_homogeneity()[source]#
Test whether the means of all samples are the same
Currently no options, test uses chisquare distribution. Default might change depending on use_t.
- Returns:
- res
HolderTupleinstance The results include the following attributes:
- statisticfloat
Test statistic,
qin meta-analysis, this is the pearson_chi2 statistic for the fixed effects model.
- pvaluefloat
P-value based on chisquare distribution.
- dffloat
Degrees of freedom, equal to number of studies or samples minus 1.
- res