- Python Pandas - Home
- Python Pandas - Introduction
- Python Pandas - Environment Setup
- Python Pandas - Basics
- Python Pandas - Introduction to Data Structures
- Python Pandas - Index Objects
- Python Pandas - Panel
- Python Pandas - Basic Functionality
- Python Pandas - Indexing & Selecting Data
- Python Pandas - Series
- Python Pandas - Series
- Python Pandas - Slicing a Series Object
- Python Pandas - Attributes of a Series Object
- Python Pandas - Arithmetic Operations on Series Object
- Python Pandas - Converting Series to Other Objects
- Python Pandas - DataFrame
- Python Pandas - DataFrame
- Python Pandas - Accessing DataFrame
- Python Pandas - Slicing a DataFrame Object
- Python Pandas - Modifying DataFrame
- Python Pandas - Removing Rows from a DataFrame
- Python Pandas - Arithmetic Operations on DataFrame
- Python Pandas - IO Tools
- Python Pandas - IO Tools
- Python Pandas - Working with CSV Format
- Python Pandas - Reading & Writing JSON Files
- Python Pandas - Reading Data from an Excel File
- Python Pandas - Writing Data to Excel Files
- Python Pandas - Working with HTML Data
- Python Pandas - Clipboard
- Python Pandas - Working with HDF5 Format
- Python Pandas - Comparison with SQL
- Python Pandas - Data Handling
- Python Pandas - Sorting
- Python Pandas - Reindexing
- Python Pandas - Iteration
- Python Pandas - Concatenation
- Python Pandas - Statistical Functions
- Python Pandas - Descriptive Statistics
- Python Pandas - Working with Text Data
- Python Pandas - Function Application
- Python Pandas - Options & Customization
- Python Pandas - Window Functions
- Python Pandas - Aggregations
- Python Pandas - Merging/Joining
- Python Pandas - MultiIndex
- Python Pandas - Basics of MultiIndex
- Python Pandas - Indexing with MultiIndex
- Python Pandas - Advanced Reindexing with MultiIndex
- Python Pandas - Renaming MultiIndex Labels
- Python Pandas - Sorting a MultiIndex
- Python Pandas - Binary Operations
- Python Pandas - Binary Comparison Operations
- Python Pandas - Boolean Indexing
- Python Pandas - Boolean Masking
- Python Pandas - Data Reshaping & Pivoting
- Python Pandas - Pivoting
- Python Pandas - Stacking & Unstacking
- Python Pandas - Melting
- Python Pandas - Computing Dummy Variables
- Python Pandas - Categorical Data
- Python Pandas - Categorical Data
- Python Pandas - Ordering & Sorting Categorical Data
- Python Pandas - Comparing Categorical Data
- Python Pandas - Handling Missing Data
- Python Pandas - Missing Data
- Python Pandas - Filling Missing Data
- Python Pandas - Interpolation of Missing Values
- Python Pandas - Dropping Missing Data
- Python Pandas - Calculations with Missing Data
- Python Pandas - Handling Duplicates
- Python Pandas - Duplicated Data
- Python Pandas - Counting & Retrieving Unique Elements
- Python Pandas - Duplicated Labels
- Python Pandas - Grouping & Aggregation
- Python Pandas - GroupBy
- Python Pandas - Time-series Data
- Python Pandas - Date Functionality
- Python Pandas - Timedelta
- Python Pandas - Sparse Data Structures
- Python Pandas - Sparse Data
- Python Pandas - Visualization
- Python Pandas - Visualization
- Python Pandas - Additional Concepts
- Python Pandas - Caveats & Gotchas
Quiz on Pandas GroupBy in Python
1. What is the primary purpose of the groupby() function in Pandas?
2. Which of the following methods can be used after groupby() to perform an aggregation?
3. Can you apply multiple aggregation functions at once using groupby()?
4. What does the as_index parameter do in the groupby() function?
5. What type of data structure does the groupby() function return?
Advertisements