[Numpy-svn] r3735 - trunk/numpy/oldnumeric

[numpy-svn at scipy.org]

Author: oliphant
Date: 2007-05-03 23:08:15 -0500 (Thu, 03 May 2007)
New Revision: 3735

Modified:
   trunk/numpy/oldnumeric/mlab.py
Log:
Fix compatibility layer definition of std

Modified: trunk/numpy/oldnumeric/mlab.py
===================================================================
--- trunk/numpy/oldnumeric/mlab.py	2007-05-01 11:43:40 UTC (rev 3734)
+++ trunk/numpy/oldnumeric/mlab.py	2007-05-04 04:08:15 UTC (rev 3735)
@@ -55,7 +55,8 @@
     return _Nprod(x, axis)
 
 def std(x, axis=0):
-    return _Nstd(x, axis)
+    N = asarray(x).shape[axis]
+    return _Nstd(x, axis)*sqrt(N/(N-1.))
 
 def mean(x, axis=0):
     return _Nmean(x, axis)