mqr.inference.variance.
test_1sample#
- mqr.inference.variance.test_1sample(x, H0_var, alternative='two-sided', method='chi2')#
Hypothesis test for the varianve of a sample.
- Null hypothesis
var(x) / H0_var == 1
- Parameters:
- xarray_like
Test variance of this sample.
- H0_varfloat
Null-hypothesis variance.
- alternative{‘two-sided’, ‘less’, ‘greater’}, optional
Sense of alternative hypothesis.
- method{‘chi2’}, optional
Only ‘chi2’ for an exact test based on the Chi-squared distribution.
- Returns: