Data Grouping
Explore how to group data in Python using the groupby function to combine rows with similar values, enabling aggregation like sums and averages. Understand grouping on single and multiple columns to manage and analyze data effectively within DataFrames.
We'll cover the following...
We'll cover the following...
Grouping
Grouping arranges similar data of a DataFrame in groups. If a value occurs in multiple rows of a single column, the data related to that value in other columns can be grouped together. This method also enables us to perform various aggregation operations on the grouped data like sum, avg, mean, etc.
In the above illustration, the two columns are grouped, and the rows with common values are combined. This helps in obtaining the results of each individual group.
Example
The groupby function is used ...