Togaware DATA MINING
Desktop Survival Guide
by Graham Williams
Google

Kurtosis

The kurtosis is a measure of the nature of the peaks in the distribution of the data. A larger value for the kurtosis will indicate that the distribution has a sharper peak, as we can see in comparing the distributions of Income and Adjustment. A lower kurtosis indicates a smoother peak.

Image rattle-audit-explore-kurtosis

Image rattle-audit-explore-kurtosis-plots



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