# M6 Data Preparation
- Data cleaning techniques
- Handling missing data (imputation strategies)
- Dealing with categorical data (one-hot encoding)
- Feature scaling and normalization
- Handling class imbalance
# Missing Data and Imputation
# Handling Categorical Data
# Feature Scaling
*If you did not watch the standard deviation and normal distribution videos from last week you’ll want to start with those to understand the standardizations discussed in this video AI For Devs - ML Pathway - M5 Exploratory Data Analysis (EDA).
## Handling Class ImbalanceOnly the first 8 minutes are required.