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Use this calculator to model the relationship between two variables and estimate the value of a response by using a line-of-best-fit. Learn about the assumptions, interpretation, and graph of linear regression, and get resources for more information and analysis.
Calculate the linear regression equation, draw the prediction interval, and test the model significance with this online tool. Learn the linear regression formula, the ordinary least squares method, and the confidence and prediction intervals.
Calculate the equation of the regression line and the correlation coefficient for a set of X and Y values. Enter the data, click the "Calculate" button and see the results, scatter plot and formulas.
Use this calculator to find the slope and intercept of a linear regression line for a set of points. You can also graph the line, see the equation, and explore other examples of linear regression and other math topics.
Use this simple tool to find the line of best fit for a set of paired data and estimate the value of a dependent variable from an independent variable. Enter your X and Y values, or just the X values for which you want to generate an estimate, and get the regression equation and results.
Sep 29, 2023 · Calculate the linear regression equation and R² for any set of data points with this online tool. Learn what linear regression is, how to interpret the slope and intercept coefficients, and how to use the orthogonal projection approach.
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Calculate the line of best fit for a given data set using the least square method. Enter X and Y values, get the regression equation, estimate values, and graphical interpretation.
