# MODEL BUILDING

- [Overview](/model-building/overview.md): This page broadly summarizes the steps needed to go from data gathering to model building
- [Data](/model-building/data.md)
- [Scaling](/model-building/data/scaling.md)
- [Missing Value](/model-building/data/missing-value.md)
- [Outlier](/model-building/data/outlier.md)
- [Sampling](/model-building/data/sampling.md)
- [Categorical Variable](/model-building/data/categorical-variable.md): In the realm of data analysis, categorical variables play a vital role in representing non-numeric data. To utilize these variables effectively it is essential to convert them into numerical form.
- [Hyperparameter Optimization](/model-building/hyperparameter-optimization.md)