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.

Michigan State University
Skills you'll gain: Unity Engine, Animations, 3D Modeling, Storyboarding, Color Theory, Animation and Game Design, 3D Assets, Video Game Development, Adobe Photoshop, Autodesk Maya, Computer Graphics, Game Design, Conceptual Design, Prototyping, Graphic and Visual Design, Computer Graphic Techniques, Design, Data Import/Export, Design Elements And Principles, Design Research
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Kotlin, Object Oriented Programming (OOP), Programming Principles, Android Development, Data Structures, Computer Programming, Mobile Development, Debugging
Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Animation and Game Design, Computational Thinking, Animations, Programming Principles, Computer Programming, Dataflow, Storytelling, Game Design, Storyboarding, Scripting, Solution Design, Program Development, Event-Driven Programming, Coordination
Beginner · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, SketchUp (3D Modeling Software), Computer Graphics, Visualization (Computer Graphics), 3D Assets, Design Software, Graphical Tools, Product Design, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Preprocessing, Deep Learning, Artificial Neural Networks, Logistic Regression, Data Cleansing, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Model Evaluation, Network Architecture, Machine Learning Algorithms, NumPy, Pandas (Python Package), Performance Tuning
Beginner · Course · 1 - 3 Months

Skills you'll gain: COBOL (Programming Language), Integrated Development Environments, Business Logic, Mainframe Computing, Programming Principles, Computer Programming Tools, Computer Programming, File I/O, Data Management, Maintainability, Debugging
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Embedded Software, C (Programming Language), Embedded Systems, Debugging, Peripheral Devices, Integrated Development Environments, Computer Programming Tools, Development Environment, System Programming, Electronics, Software Development Tools, Hardware Architecture, Data Structures, Electronic Hardware, Microarchitecture, Programming Principles, Performance Tuning, Computer Architecture, Control Systems, Computer Programming
Intermediate · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Prototyping, User Interface (UI) Design, Usability, Graphic and Visual Design, Web Content Accessibility Guidelines, Design, Interaction Design, Conceptual Design, Human Centered Design, Mockups, Layout Design, Wireframing, Responsive Web Design, Internet Of Things
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, NoSQL, Database Administration, Data Store, Database Systems, Cloud Storage, Database Theory, Data Storage, Cloud Services, Data Storage Technologies, Data Security, Data Management, Query Languages, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

New York Institute of Finance
Skills you'll gain: Portfolio Risk, Risk Management, Financial Market, Derivatives, Risk Management Framework, Portfolio Management, Risk Analysis, Market Data, Equities, Capital Markets, Estimation, Financial Modeling, Statistical Analysis, Probability & Statistics
Beginner · Course · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Personally Identifiable Information, Law, Regulation, and Compliance, Compliance Management, Regulation and Legal Compliance, Regulatory Requirements, Data Ethics, Compliance Reporting, Data Governance, Data Security, Data Management, Data Integrity, Data Processing
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Manipulation, Data Preprocessing, Data Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks