Coefficient of determination (r-squared) - Video

Math > Coefficient of determination (r-squared)

Posted by bionicturtledotcom on February 04, 2008

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In a linear regression, you often see the R-squared quoted. To explain the R-squared (coefficient of determination), I compare it to the standard error of estimate (a measure of the line's accuracy) and the correlation (the square root of the coefficient of determination). All three, loosely speaking, are measures of the line's fit to the data

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