HL Coefficient of determination(R²) 4.13

IB Maths: Applications & Interpretation: HL Coefficient of determination(R²) 4.13

This topic follows on from Pearson"s (r) Limitations and SL Spearman"s Rank. To choose between competing mathematical models we need some measurement of their success in predicting the observed data. The Sum of squared residuals, with its direct measure of a model"s variance from the mean, evolves into the coefficient of determination (R²), which gives us an indicator of the degree of the variation in the data predicted...

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