How to Calculate Simple Regression?

 

Linear Regression Calculator

This simple linear regression calculator uses the least squares method to find the line of best fit for a set of paired data, allowing you to estimate the value of a dependent variable (Y) from a given independent variable (X).


The line of best fit is described by the equation ŷ = bX + a, where b is the slope of the line and a is the intercept (i.e., the value of Y when X = 0). This calculator will determine the values of b and a for a set of data comprising two variables, and estimate the value of Y for any specified value of X.


To begin, you need to add paired data into the two text boxes immediately below (either one value per line or as a comma delimited list), with your independent variable in the X Values box and your dependent variable in the Y Values box. For example, if you wanted to generate a line of best fit for the association between height and shoe size, allowing you to predict shoe size on the basis of a person's height, then height would be your independent variable and shoe size your dependent variable).


This calculator can estimate the value of a dependent variable (Y) for any specified value of an independent variable (X). Simply add the X values for which you wish to generate an estimate into the Estimate box below (either one value per line or as a comma delimited list).


Note: If you just want to generate the regression equation that describes the line of best fit, leave the box below blank.



Linear Regression Calculator: https://www.allmath.com/regression.php

Do you want to calculate a linear regression? So you want to get the relationship between one dependent variable and several independent variables. Then select a scalar dependent variable and one or more independent variables.

Logistic Regression Calculator

Your goal is to analyze the relationship between a dependent categorical variable and several independent variables in a model? For this you have to calculate a logistic regression! To do so, select a categorical dependent variable and several independent variables.

Regression analysis calculator

On DATAtab you have the possibility to use the linear regression calculator online. The calculator allows you to model the linear relationship between two or more variables online.


The regression statistics calculator therefore provides you with all relevant statistical values for your data. If you want to calculate the regression line, all you need to do is read the B values in the output table. 

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