Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Coursera
Skills you'll gain: Excel Formulas, Data Validation, Microsoft Excel, Accounting and Finance Software, Standard Accounting Practices, Spreadsheet Software, Data Quality, Data Maintenance, Data Integrity
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Wrangling, Data Transformation, Data Pipelines, Extract, Transform, Load, Cloud Engineering, Google Cloud Platform, Data Integration, Cloud Development, Cloud-Based Integration, Data Analysis, Database Administration, Data Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Plot (Graphics), Statistical Visualization, Data Visualization Software, Interactive Data Visualization, Data Presentation, Scatter Plots, Jupyter, Histogram, Box Plots, Graphing, Computer Programming, Development Environment, Animations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Entry, Data Integrity, Performance Metric, Business Intelligence, Standard Operating Procedure, Vendor Management, Supplier Performance Management, Performance Review, Data Validation, Data Maintenance, Performance Reporting, Verification And Validation, Data Capture, Data Management, Data Access, Record Keeping, Procurement
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Linear Algebra, Applied Mathematics, Jupyter, Data Science, Data Manipulation, Data Transformation, Machine Learning
★ 4.6 (13K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hive, Big Data, JSON, Apache Hadoop, Dataflow, People Analytics, Analytics, Data Analysis, Data Pipelines, Data-Driven Decision-Making, Data Preprocessing, Data Processing, Data Transformation, Query Languages, Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Business Intelligence, Business Intelligence Software, Marketing Analytics, Pivot Tables And Charts, Dashboard Creation, Dashboard, Data Visualization, Data-Driven Marketing, Power BI, Data Presentation, Google Analytics, Data Visualization Software, Microsoft Excel, Marketing, Data Collection, Data Analysis, Market Analysis, Market Intelligence, Market Research, Data Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Web Services, Performance Tuning, .NET Framework, Model View Controller, Application Development, UI Components, Application Design, Software Design, User Interface (UI), User Interface (UI) Design, Software Architecture, Web Applications, Event-Driven Programming, Animations, Software Design Patterns, Frontend Performance, Maintainability, Data-oriented programming, Human Computer Interaction
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Sheets, Spreadsheet Software, Excel Formulas, Data Import/Export, Data Presentation, Data Literacy, Data Analysis, Business Analysis
★ 3.7 (75) · Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Import/Export, Data Store, Cloud API, Health Informatics, Health Information Management, Health Technology, Application Programming Interface (API), Google Cloud Platform, Cloud-Based Integration, Health Care, Data Integration, Data Modeling, Cloud Storage
Beginner · Project · Less Than 2 Hours

The Hong Kong University of Science and Technology
Skills you'll gain: Social Studies, Social Sciences, Big Data, Sociology, Demography, Socioeconomics, Culture, Economics, Data Analysis, Analytics, World History, Quantitative Research
★ 4.5 (61) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Shiny (R Package), Interactive Data Visualization, Dashboard Creation, R (Software), Dashboard, User Interface (UI), UI Components, Data Integration, Server Side, Interactive Design, User Interface (UI) Design, Web Applications, Software Architecture, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks