Cross-Validation

Question: What is Cross Validation? Example ” I use cross-validation to evaluate if my model will generalize to other data sets. This is done during the…

Validation Set vs Test Set

Question: Can you explain the difference between a validation set and a test set? Example “A validation set is a part of the training set…

Handling Outlier Values

Question: How can you handle outlier values? Example “Outliers can be handled a few ways, depending on how important that data point is. You could…

Treating Missing Values

Question: During analysis, how do you treat missing values? Example “This depends a lot on why the missing values are missing. If there is a…