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Which of the Following Statements A), B) or C) Is

Question 41

Multiple Choice

Which of the following statements a) , b) or c) is false?


A) Among the many metrics for regression estimators is the model's coefficient of determination, which is also called the R2 score.
B) To calculate an estimator's R2 score, use the sklearn.metrics module's r2_score function with the arrays representing the expected and predicted results, as in: In [44]: from sklearn import metrics
In [45]: metrics.r2_score(expected, predicted)
Out[45]: 0.6008983115964333
C) R2 scores range from 0.0 to 1.0 with 1.0 being the best. An R2 score of 1.0 indicates that the estimator perfectly predicts the independent variable's value, given the dependent variable(s) value(s) . An R2 score of 0.0 indicates the model cannot make predictions with any accuracy, based on the independent variables' values.
D) All of the above statements are true.

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