Merge pull request #1820 from josef-pkt/fix_confint

BUG: revert change to conf_int in PR #1819
statsmodels · Jul 9, 2014 · f7483fd · f7483fd
2 parents a579eb9 + 33fe946
commit f7483fd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/statsmodels/base/model.py b/statsmodels/base/model.py
@@ -1389,7 +1389,7 @@ def conf_int(self, alpha=.05, cols=None, method='default'):
             cols = np.asarray(cols)
             lower = self.params[cols] - q * bse[cols]
             upper = self.params[cols] + q * bse[cols]
-        return np.column_stack((lower, upper))
+        return np.asarray(lzip(lower, upper))
 
     def save(self, fname, remove_data=False):
         '''