Statistics-Descriptive is a Perl module to perform Statistical Analysis on numeric data. It can retrieve such things as the mean (or average), the median, the standard deviation, a histogram/frequency analysis, etc.
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Certaines méthodes retournent maintenant undef() s'il n'y a pas de données. Percentile maintenant n'est pas mourir s'il n'y a pas d'éléments dans la collection.
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Bug fixes
Some methods now return undef() if there are no data. Percentile now doesn't die if there are no elements in the collection.