Reshaping by Pivoting and Grouping
Explore how to reshape data in pandas by using pivot tables, groupby, and crosstab functions. Understand how to map analytical questions into these operations to summarize data by categories, such as calculating average values grouped by multiple columns. Gain the ability to handle and transform data structures for clearer insights.
We'll cover the following...
We'll cover the following...
We have multiple syntaxes to creat pivot tables in pandas. One of these uses the pivot_table method, another common one leverages the groupby method, and we can also represent some of these operations with the pd.crosstab function.
A basic example
When our boss asks us to get numbers “by X column,” that should be a hint to pivot (or group) ...