Why data cleaning is important

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Skills You'll Learn

Spreadsheet, Data Cleansing, Sample Size Determination, SQL, Data Integrity

Reviews

4.8 (167 ratings)
  • 5 stars
    84.43%
  • 4 stars
    14.97%
  • 3 stars
    0.59%
NJ
Mar 23, 2021

Each and every concept related to dirty data, Data integrity, Data Cleaning etc.. Are explained in a nice way with awesome analogies.... Loved it...

PK
Apr 9, 2021

Excellent information to learn different ways to clean data for analysis. The SQL hands-on was fun to learn and was to the point.

From the lesson
All about clean data
Every data analyst wants clean data to work with when performing an analysis. In this part of the course, you’ll learn the difference between clean and dirty data. You’ll also explore data cleaning techniques using spreadsheets and other tools.

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