Fix MLE for halfnormal (#329)

* fix mle halfnormal * fix mle halfnormal * fix kwargs
arviz-devs · Feb 25, 2024 · a9120bb · a9120bb
1 parent 950e2a7
commit a9120bb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/preliz/distributions/continuous.py b/preliz/distributions/continuous.py
@@ -1050,7 +1050,7 @@ def _fit_moments(self, mean, sigma):  # pylint: disable=unused-argument
         self._update(sigma)
 
     def _fit_mle(self, sample, **kwargs):
-        _, sigma = self.dist.fit(sample, **kwargs)
+        sigma = np.mean(sample**2) ** 0.5
         self._update(sigma)