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Understanding Data Cleaning | Google Data Analytics Certificate
Data cleaning is essential for successful analysis. If a piece of data is entered into a spreadsheet or database incorrectly, or if data formats are inconsistent, the result is dirty data. Let's go through why and how to clean data. 0:00 Getting Started with Data Cleansing 3:20 Why Data Cleaning is Important 9:05 Identify Dirty Data 14:31 ...
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