Maths Tutorial: Coefficient of Determination - r squared (statistics)
Further Maths
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The Maths Tutorial on the Coefficient of Determination (r²) breaks down how r² measures the proportion of variation in a dependent variable explained by an independent one, how it's calculated from the correlation coefficient, and why correlation doesn’t imply causation.
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What the R-squared value tells us is the proportion of the variation in the dependent variable that can be explained by the variation in the independent variable.
—Further Maths
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