Your question is Data Imputation Techniques. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Name a few data imputation techniques and when you would use each.
Discuss simple statistical methods, nearest-neighbor or model-based methods, and approaches for categorical data. Explain how missingness mechanisms, outliers, feature distributions, computational cost, and leakage affect the choice.