Q&A

1. Can you explore the distribution of a categorical variable with bar charts? Explain.
2. Explain the confusion matrix and the terms true positive, true negative, false positive, and false negative.
3. What is precision? Explain by giving a practical example.
4. What is recall? Explain by giving a practical example.
5. What's the difference between accuracy and F1 score? When would you use F1 over accuracy?
6. What does "1" in the F1 score mean? Can this number be altered? What happens in that scenario?
7. During training, does TPOT output the value of your scoring metric for the train set or the test set? Explain.