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Machine Learning Practice · End Term · 13 Sept 2026 · May 2026 term

Question 30: A forecasting model achieves an R2 score of 0.98 on the …

Question 30

+2 marksOne correct option

A forecasting model achieves an R2 score of 0.98 on the test set. However, it was trained using a feature that contains the sales value of the next day. Which of the following is the most appropriate conclusion?

  1. A

    The model has low bias.

  2. B

    The model has successfully captured seasonality.

  3. C

    The evaluation is unreliable due to data leakage.

  4. D

    The model has underfit the data.

Show answer

Correct answer

  • C

    The evaluation is unreliable due to data leakage.

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Question 30 of 30 in the IIT Madras BS Machine Learning Practice (MLP) End Term paper sat on 13 Sept 2026, in the May 2026 term (Machine Learning Practice 13 Sep 26). It carries 2 marks.

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