Math: Linear Regression

These sites contain information about Linear Regression. Here are several interactive computer-based tools to show students linear regression relationships of data and their correlation coefficient. There are also materials showing how to calculate slop, intercept, and regression equation.

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• Linear Regression Applet

  Use this applet to model linear regression.

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• Interactive Applet: Simple Linear Regression

  This applet is designed to help students visualize and manipulate a simple linear regression line and calculates error for data sets.

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• Scatterplots

  This applet lets you study the relationship between pairs of variables using scatterplots, the correlation coefficient, the graph of averages, linear regression, and residual plots.

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• Regression Line and Correlation

  Here are interactive computer-based tools providing students with the opportunity to easily investigate the relationship between a set of data points and a curve used to fit the data points. Four lessons are included.

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• Correlation Coefficient

  See this explanation about correlation coefficient and how to calculate it step-by-step.

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• Journal of Online Mathematics and Applications

  This page teaches novice learners to find the linear mathematical model to fit the data. It also teaches how to detect and deal with outlier data.

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• Correlation

  This interactive tool helps students explore the relationship between the correlation coefficient of a data set and its graph. Fit a line to the data and compare the least-squares fit line.

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• Simple Linear Regression

  This page explains concepts of simple linear regression and how to plot data to show the linear relationship.

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• Linear Regression

  Students can input data and this interactive tool will draw the regression line automatically.

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• Understanding the Least-Squares Regression Line with a Visual Model

  Here is an example teaching students to use three methods for measuring how well a linear model fits a set of data points.

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• Linear Regression

  Here is a comprehensive introduction to linear regression. Students will learn concepts such as slop and intercept, how to measure the goodness-of-fit of linear regression, and also the confidence interval of a regression line.

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• Linear Regression

  This page explains how to use linear regression for stock prediction. Note: This site contains ads.

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创建日期: 2007年10月10日 06:02 | 更新日期: 2012年9月04日 15:59