Array_statistical class is a simple class to manipulate statistical informations.
His usage is very easy and the simple thing you must do is to proceed
just like we do in the test.php file.Look out to fill your arrays just as
we do,line by line and the class will do all the remain.Feel free to use it as
you want and modify it like you thought.
This class do all you,human can do on statistical informations from frequence
calculation to covariance and so much more...
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