Fill the missing rating values with the mean rating for that city, and return t…
pandas · from Capstone: clean a messy dataset
drop_duplicates.strto_datetimetransformfillnaassertPutting the kettle on…
Starting up…
Exercise 4
Fill the missing rating values with the mean rating for that city, and return the rating column. The starter uses one global mean — fix it.
your answer
stuck? the lesson behind it
Capstone: clean a messy dataset
Thirteen rows, four defects, one pipeline.