Exercise 7: Logistic regression

Using hotel_upgrades.csv:

1. Calculate the upgrade rate.
2. Convert categorical predictors to factors.
3. Estimate the model shown in Module 8.
4. Convert coefficients to odds ratios.
5. Create two profiles differing only in loyalty status.
6. Compare their predicted probabilities.
7. Explain the difference between odds and probability.
8. Identify one fairness or governance concern if such a model were deployed.