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Data Analytics

Data cleaning and reshaping

Repair and reshape imperfect data while preserving the meaning of the analysis.

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Where this chapter sits in the course

Lessons

Chapter 21 of 30 · 7 short lessons · 29 min
  1. 1Missing data treatment4 min
  2. 2Duplicate record resolution4 min
  3. 3Category standardization4 min
  4. 4Outlier treatment4 min
  5. 5Wide and long data4 min
  6. 6Cleaning decision logs3 min
  7. 7Challenge: Data cleaning and reshaping6 min

What you'll learn

  • Resolve missing, duplicate, and inconsistent records
  • Reshape data for analysis
  • Document cleaning decisions and their effects

Your plan from this chapter

It follows the course from here, at your pace, with reviews before you forget.

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