EDA and Feature Engineeringpandas 3.0 · scikit-learn 1.9 · seaborn 0.13 · Python 3.12+
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The process, and the traps quiz

Question 1 of 5

On pandas 3.0.6, what does df['Age'].fillna(df['Age'].median(), inplace=True) do to a Titanic frame whose Age column has 177 missing values?

Getting one wrong here is cheaper than getting it wrong in your own code.