Question: Suppose a dataset is divided into a Training Set and a Test Set. Prediction metrics such as MAE, RMSE and MAPE are then computed on

Suppose a dataset is divided into a Training Set and a Test Set. Prediction metrics such as MAE, RMSE and MAPE are then computed on both the training set and test set. Which of the following is the most normal outcome?

Group of answer choices

Training Set metrics will usually be worse than test set metrics

Test Set metrics will be equal to training set metrics

Test Set metrics will usually be worse than training set metrics

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