PhpSpreadsheet/tests/data/Shared/Trend/LinearBestFit.php

21 lines
526 B
PHP

<?php
return [
[
'slope' => [-1.1, -1.1064189189190],
'intersect' => [14.1, 14.081081081081],
'goodnessOfFit' => [0.873138, 0.8731378215564962],
'equation' => 'Y = 14.08 + -1.11 * X',
[3, 10, 3, 6, 8, 12, 1, 4, 9, 14],
[8, 2, 11, 6, 5, 4, 12, 9, 6, 1],
],
[
'slope' => [1.0, 1.0],
'intersect' => [-2.0, -2.0],
'goodnessOfFit' => [1.0, 1.0],
'equation' => 'Y = -2 + 1 * X',
[1, 2, 3, 4, 5],
[3, 4, 5, 6, 7],
],
];