PHP Class MathPHP\Statistics\Regression\Linear

A model with a single explanatory variable. Fits a straight line through the set of n points in such a way that makes the sum of squared residuals of the model (that is, vertical distances between the points of the data set and the fitted line) as small as possible. https://en.wikipedia.org/wiki/Simple_linear_regression Having data points {(xᵢ, yᵢ), i = 1 ..., n } Find the equation y = mx + b _ _ __ x y - xy m = _________ _ __ (x)² - x² _ _ b = y - mx
Inheritance: extends ParametricRegression, use trait MathPHP\Statistics\Regression\Methods\LeastSquares, use trait MathPHP\Statistics\Regression\Models\LinearModel
Datei anzeigen Open project: markrogoyski/math-php

Public Methods

Method Description
calculate ( ) Calculates the regression parameters.

Method Details

calculate() public method

Calculates the regression parameters.
public calculate ( )