PHP Correlation::covariance Examples

Example #1

File: CorrelationTest.php Project: markrogoyski/math-php

 /**
  * @dataProvider dataProviderForSampleCovariance
  */
 public function testCovarianceSample($X, $Y, $covariance)
 {
     $this->assertEquals($covariance, Correlation::covariance($X, $Y), '', 0.01);
 }