1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | <?php // BurnoutStudy.php // Copyright 2003, Paul Meagher // Distributed under GPL include "SimpleLinearRegression.php"; // Load data from burnout study $Concentration = array(20,60,38,88,79,87, 68,12,35,70,80,92, 77,86,83,79,75,81, 75,77,77,77,17,85,96); $ExhaustionIndex = array(100,525,300,980,310,900, 410,296,120,501,920,810, 506,493,892,527,600,855, 709,791,718,684,141,400,970); $slr = new SimpleLinearRegression($Concentration, $ExhaustionIndex); $YInt = sprintf($slr->format, $slr->YInt); $Slope = sprintf($slr->format, $slr->Slope); $SlopeTVal = sprintf($slr->format, $slr->SlopeTVal); $SlopeProb = sprintf("%01.6f", $slr->SlopeProb); ?> <table border='1' cellpadding='5'> <tr> <th align='right'>Equation:</th> <td></td> </tr> <tr> <th align='right'>T:</th> <td></td> </tr> <tr> <th align='right'>Prob > T:</th> <td><td> </tr> </table> |
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