Exercise: Cleaning NYC Property Sales

NYC Property Sales

In this lesson, you are going to clean the NYC Property Sales Dataset. This dataset is a record of every building or building unit (apartment, etc.) sold in the New York City property market over a 12-month period.

In the below exercises, you will be writing functions for every task. The functions will receive a dataframe df as an input argument. Your task will be to perform the required operations and return the dataframe.

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