Company Focus
PayPal Interview Problems (12)
Problems reported from PayPal data science interviews
| Status | Title | Difficulty | |||
|---|---|---|---|---|---|
| F1 Score vs Accuracy Pro | Easy | ||||
| ANOVA Assumptions Pro | Medium | ||||
| Class Weights vs Resampling Pro | Medium | ||||
| Label Encoding Pro | Medium | ||||
| Multicollinearity and VIF Pro | Medium | ||||
| Unlock all 12+ problems | |||||
| Scalar Subquery for Comparison Pro | Medium | ||||
| Subquery with IN for Filtering Pro | Medium | ||||
| AUC-ROC Interpretation Pro | Hard | ||||
| Correlated Subquery for Latest Order Pro | Hard | ||||
| EXISTS Subquery for Conditional Filtering Pro | Hard | ||||
| Unlock all 12+ problems | |||||
| Nested Subquery for Percentile Filtering Pro | Hard | ||||
| Target Encoding Pro | Hard | ||||