Homework 4: Evaluation Metrics for Classification

Deadline: 19 October 2026 (Mon), 23:00

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Questions

Answer the questions below to complete your homework.

1. ROC AUC feature importance (1 point)

lead_score

number_of_courses_viewed

interaction_count

annual_income

2. Model AUC (1 point)

0.532

0.632

0.732

0.832

3. Precision and recall (1 point)

0.43

0.63

0.73

0.83

4. F1 score (1 point)

0.21

0.41

0.61

0.81

5. 5-Fold CV standard deviation (1 point)

0.001

0.007

0.013

0.060

6. Best C (1 point)

0.000001

0.001