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Pandas Summary & Certification Exam
Claim your official Pandas Data Analytics Specialist certificate
Earn your official Pandas Data Analysis Certificate by passing this comprehensive examination on Series, DataFrames, I/O, selection, groupby, and reshaping.
Exam Preparation Checklist
Review the distinction between label-based .loc and position-based .iloc.
Master missing data imputation with isna(), dropna(), and fillna().
Understand groupby split-apply-combine and the difference between agg() and transform().
Review relational SQL joins with pd.merge(how="left").
Review time series DatetimeIndex, resample(), and rolling windows.
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Test Yourself With Exercise
In Pandas, what does `df.loc[0:3, "colA"]` return compared to `df.iloc[0:3, 0]`?