[Scipy-tickets] [SciPy] #1425: kurtosistest requires at least 4 observations
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Sun Sep 11 21:38:19 CDT 2011
#1425: kurtosistest requires at least 4 observations
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Reporter: bsouthey | Owner: somebody
Type: defect | Status: needs_work
Priority: normal | Milestone: Unscheduled
Component: scipy.stats | Version: devel
Keywords: |
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Comment(by josefpktd):
False alarm about **2
It looks like there is no bug in scipy.stats, but it's in R package
moments.
I overlooked the squareroot in the original paper in my fast skimming.
see also
http://en.wikipedia.org/wiki/D%27Agostino%27s_K-
squared_test#Transformed_sample_skewness_and_kurtosis
and in the references on the wikipedia page (which gives an overview also
of the other normality tests)
D’Agostino, Ralph B.; Albert Belanger; Ralph B. D’Agostino, Jr (1990)
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Ticket URL: <http://projects.scipy.org/scipy/ticket/1425#comment:4>
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