What you'll learn

Raw datasets often contain missing values, duplicate records, inconsistent formatting, and other quality issues that can lead to inaccurate analysis. In this course, Clean and Prepare Data in Google Sheets, you'll gain the ability to clean, standardize, and validate datasets for analysis. First, you'll explore how to identify common data quality issues and assess their impact on analysis. Next, you'll discover how to clean and standardize data using Google Sheets functions and built-in tools. Finally, you'll learn how to build validation checks and use Gemini to help maintain data quality. When you're finished with this course, you'll have the skills and knowledge of data cleaning in Google Sheets needed to confidently prepare analysis-ready datasets.