Challenge - Find the Most Popular Item
In this challenge, you need to solve a few problems, such as the apply() function.
We'll cover the following
Challenge - Find the most popular item
In this task, you need to do the following things:
- Load the
raw_data.csv
to the DataFrame object. - Group data based on the
Item ID
column. - Get the most popular item based on the count.
- Return the
Item ID
and the corresponding count of the most popular item.
Both of them should be an integer.
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