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CodeSignal

Advanced Preprocessing and Collecting Techniques

via CodeSignal

Overview

This course delves deeper into advanced data preprocessing and collection techniques with an extensive focus on merging DataFrames, grouping, and sorting values. It aims to provide an in-depth comprehension of these techniques, preparing the learners to effectively manage, transform, and prepare complex datasets for analysis.

Syllabus

  • Lesson 1: Mastering DataFrame Merging in Python with Pandas
    • Exploring Right Join in DataFrame Merges
    • Navigating Library Data: Changing Merge Type in Pandas DataFrames
    • Fix the DataFrame Merging
    • Merging Catalog DataFrames
    • Merging Bookstore DataFrames from Scratch
  • Lesson 2: Mastering DataFrame Grouping in Pandas
    • Calculating Average City Income using Grouping in Pandas DataFrame
    • Calculate the Max Age in Each City
    • Grouping and Calculating Mean in Pandas DataFrame
    • Population Analysis of Cities
    • Grouping and Calculating Population by City
  • Lesson 3: Mastering Filtering Techniques on Grouped DataFrames in Python
    • Filtering Grouped Data in Supermarket Sales Analysis
    • Modify Lambda Function in DataFrame Filtering
    • Filtering Product Sales in a Grocery Store
    • Supermarket Inventory Analysis
  • Lesson 4: Mastering Sorting Values within Pandas DataFrame
    • Sorting Stock Data Using DataFrame in Pandas
    • Sort Stock Prices and Volumes in Ascending Order
    • Sorting Stock Data By Price and Volume
    • Analyze and Sort Stock Market Data using Python and Pandas

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