DEVELVE 
Easy to use Statistical software
Kurtosis
Main Help
Basic Statistics
Mean
n
Median
STDEV
Cp Cpk % out of tolerance
Min/Max
Compare with
Calculate Difference
Diff mean normally
Diff median not normally
Diff variation normally
Diff variation not normally
Normally test
Correlation
Regression
Kurtosis
Skewness
Proportions
Basic Statistics
Mean
n
Median
STDEV
Cp Cpk % out of tolerance
Min/Max
Compare with
Calculate Difference
Diff mean normally
Diff median not normally
Diff variation normally
Diff variation not normally
Normally test
Correlation
Regression
Kurtosis
Skewness
Proportions
Calculates how flat or peaked the dataset is distributed.
Legend
n = n
=MeanInterpretation
>0 the higher the Kurtosis value is the more pointier the curve is.=0 is normal.
<0 the lower the flatter the cure is.
Formula
External links
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http://en.wikipedia.org/wiki/Kurtosis
http://www.itl.nist.gov/div898/handbook/eda/section3/eda35b.htm
http://statistics.about.com/od/Descriptive-Statistics/a/What-Is-Kurtosis.htm