Google Cloud Professional Machine Learning Engineer PMLE — Topic 1 Question 149

Question

You recently deployed an ML model. Three months after deployment, you notice that your model is underperforming on certain subgroups, thus potentially leading to biased results. You suspect that the inequitable performance is due to class imbalances in the training data, but you cannot collect more data. What should you do? (Choose two.)

Accepted Answer

Correct answer: B, D. The correct answer is B, D. Option B: Add an additional objective to penalize the model more for errors made on the minority class, and retrain the model Option D: Upsample or reweight your existing training data, and retrain the model.

Google Cloud Professional Machine Learning Engineer PMLE — Question 149