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  3. Dimensionality Reduction in Python

Exercise

Manual feature extraction II

You're working on a variant of the ANSUR dataset, height_df, where a person's height was measured 3 times: height_1, height_2, height_3. Add a feature with the mean height to the dataset, then drop the 3 original features.

Instructions

100 XP
  • Add a feature with the mean height to the dataset. Use the .mean() method with axis=1.
  • Drop the 3 original height features from the dataset.