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[Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differe
From: |
Rik |
Subject: |
[Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab |
Date: |
Fri, 18 Oct 2013 17:41:02 +0000 |
User-agent: |
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:24.0) Gecko/20100101 Firefox/24.0 |
Follow-up Comment #23, bug #36718 (project octave):
I ran 'test kurtosis' and I get a failing test
***** assert (kurtosis ([1:5 10; 1:5 10], 0, 2), 5.437731792528892 * [1; 1],
eps)
!!!!! test failed
ASSERT errors for: assert (kurtosis ([1:5, 10; 1:5, 10], 0,
2),5.437731792528892 * [1; 1],eps)
Location | Observed | Expected | Reason
(1) 5.4377 5.4377 Abs err 1.7764e-15 exceeds tol
2.2204e-16
(2) 5.4377 5.4377 Abs err 1.7764e-15 exceeds tol
2.2204e-16
How did you determine the expected value for this test? Did you use an
arbitrary precision calculator? The results for Octave show a difference of
'2' in the last significant digit.
format long
kurtosis ([1:5 10; 1:5 10], 0, 2)
ans =
5.437731792528890
5.437731792528890
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- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, (continued)
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/07
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Rik, 2013/10/07
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/07
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/07
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Rik, 2013/10/07
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Rik, 2013/10/13
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/14
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/18
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Rik, 2013/10/18
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/18
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab,
Rik <=
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/18
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Rik, 2013/10/18
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/19
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/19
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Julien Bect, 2013/10/19
- [Octave-bug-tracker] [bug #36718] moment, skewness, and kurtosis differences with Matlab, Rik, 2013/10/19