statsmodels.stats.diagnostic.normal_ad¶
-
statsmodels.stats.diagnostic.
normal_ad
(x, axis=0)[source]¶ Anderson-Darling test for normal distribution unknown mean and variance.
- Parameters
x : array_like
The data array.
axis : int
The axis to perform the test along.
- Returns
ad2 : float
Anderson Darling test statistic.
pval : float
The pvalue for hypothesis that the data comes from a normal distribution with unknown mean and variance.
See also
statsmodels.stats.diagnostic.anderson_statistic
The Anderson-Darling a2 statistic.
statsmodels.stats.diagnostic.kstest_fit
Kolmogorov-Smirnov test with estimated parameters for Normal or Exponential distributions.