Exercise

Group-by aggregation

You want to analyze the Spotify streaming data to understand which artists are most popular. Start with a simple group-by operation and then refine it to control the output order.

The spotify_df DataFrame is available for you.

Instructions 1/2

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1
- Group the spotify_df by the "artist" column and calculate the .mean() number of streams for each artist.

2
- Now modify the group-by operation to maintain the order of artists as they appear in the original DataFrame.

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Instructions 1/2

Exercise