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ml-recall

#r-squared

3 questions from Evaluation Metrics

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Question 1: Short answer

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A linear regression on many training examples has training RMSE =0.562= 0.562, while the standard deviation of the target is 3.4943.494. Using R2=1−MSE/Var(y)R^2 = 1 - \mathrm{MSE}/\mathrm{Var}(y), what is the training R2R^2 approximately? Give 2 decimals.

a number, 2 decimals