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  3. Working with Categorical Data in Python
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Setting dtypes and saving memory

A colleague of yours is exploring a list of occupations and how they relate to salary. She has given you a list of these occupations, list_of_occupations, and has a few simple questions such as "How many different titles are there?" and "Which position is the most common?".

说明 1 / 共 4 个

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  • Create a pandas Series, series1, using the list_of_occupations (do not set the dtype).