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to calculate statistical parameters";s:11:"description";s:371:"Classes to calculate statistical parameters of numerical arrays
of data. The data can be in a simple numerical array, or in a
cummulative numerical array. A cummulative array, has the value
as the index and the number of repeats as the value for the
array item, e.g. $data = array(3=>4, 2.3=>5, 1.25=>6, 0.5=>3).
Nulls can be rejected, ignored or handled as zero values.";s:11:"maintainers";a:1:{i:0;a:4:{s:6:"handle";s:13:"jmcastagnetto";s:4:"name";s:20:"Jesus M. Castagnetto";s:5:"email";s:21:"jmcastagnetto@php.net";s:4:"role";s:4:"lead";}}s:7:"version";s:5:"0.8.5";s:12:"release_date";s:10:"2003-05-27";s:15:"release_license";s:3:"PHP";s:13:"release_state";s:6:"stable";s:13:"release_notes";s:301:"Added methods sampleCentralMoment() and sampleRawMoment() to
calculate the corresponding nth moments of the data set.
Explicit casting of parameters passed to pow() to
circumvent the warnings/errors given by some versions
of the PHP interpreter. Thanks to Stephen Evans for
pointing this problem out.";s:9:"changelog";a:5:{i:0;a:3:{s:7:"version";s:5:"0.8.4";s:12:"release_date";s:10:"2003-05-16";s:13:"release_notes";s:115:"Fixed problem in element selection for the calculation
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