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moment.m: Compute central, rather than raw, moment for ML compatibility (bug #36718). * NEWS: Announce change in definition of moment. * scripts/statistics/base/moment.m: Default to calculating central moment. Add "r" option for calculating raw moment.
author Rik <rik@octave.org>
date Thu, 07 Nov 2013 09:39:49 -0800
parents 46850674da46
children 25b6fbe82827
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--- a/NEWS
+++ b/NEWS
@@ -272,6 +272,10 @@
 
                "excess kurtosis" = kurtosis (x) - 3
 
+ ** The moment function has changed definition to be compatible with 
+    Matlab.  It now returns the central moment instead of the raw moment.
+    The old behavior can be had by passing the type argument "r" for raw.
+
  ** The default name of the Octave crash dump file is now 
     "octave-workspace" instead of "octave-core".  The exact name can
     always be customized with the octave_core_file_name function.