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.

University of Maryland, College Park
Skills you'll gain: Data Integration, R (Software), Data Synthesis, Data Ethics, R Programming, Informed Consent, Data Sharing, Statistical Methods, Sampling (Statistics), Statistical Modeling, Descriptive Statistics, Logistic Regression, Information Privacy
Mixed · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Surveys, Consumer Behaviour, Survey Creation, Market Research, Data Analysis, Marketing, Data Collection, Marketing Psychology, Business Research, Marketing Strategies, Research Methodologies, Research Design, Market Data, Customer Analysis, Experimentation, Decision Making, B2B Sales
★ 4.5 (751) · Beginner · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Product Management, Product Marketing, Product Strategy, Product Requirements, Product Planning, New Product Development, Product Development, Market Share, Competitive Analysis, Oral Expression, Competitive Intelligence, Market Opportunities, Customer experience strategy (CX), Customer Insights, Customer Analysis, Customer Advocacy, Verbal Communication Skills, Persuasive Communication, Business Priorities, B2B Sales
★ 4.5 (821) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: C# (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Debugging, .NET Framework, Microsoft Visual Studio, Microsoft Copilot, Microsoft Development Tools, Programming Principles, Computer Programming, Program Development, Integrated Development Environments, Development Environment, Performance Tuning
★ 4.6 (129) · Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Deductive Reasoning, Logical Reasoning, Probability, Sampling (Statistics), Probability & Statistics, Statistical Inference, Correlation Analysis, Decision Intelligence
★ 4.6 (493) · Beginner · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Data Visualization, Interactive Data Visualization, Dashboard, Data Storytelling, Peer Review, Dashboard Creation, Data Presentation, Tableau Software, Data Visualization Software, Data Wrangling, Business Intelligence, Data Preprocessing, Data Sharing, Business Analytics, Data Transformation, Data Cleansing
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Storage, OSI Models, General Networking, Wireless Networks, Data Storage Technologies, Local Area Networks, Networking Hardware, Computer Networking, Network Architecture, Network Model, Network Infrastructure, TCP/IP, Network Planning And Design, Telecommunications, Network Protocols, Microsoft Windows, Network Troubleshooting, Network Security, Wide Area Networks, Command-Line Interface
★ 4.7 (575) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Help Desk Support, Cybersecurity, Cloud Infrastructure, Cyber Attacks, Information Technology Operations, Hardware Troubleshooting, Data Storage, General Networking, Database Software, Operating Systems, Package and Software Management, Computer Security Awareness Training, Peripheral Devices, Project Management
★ 4.7 (281) · Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Cyber Threat Intelligence, Threat Detection, Workflow Management, Stakeholder Engagement, Cyber Operations, Cybersecurity, Intrusion Detection and Prevention, Stakeholder Management, Security Information and Event Management (SIEM), Incident Response, Security Management, Computer Security Incident Management, Cyber Attacks, Stakeholder Communications, Incident Management, Event Monitoring, Security Controls, Data Security, Data Analysis Software, Standard Operating Procedure
★ 4.8 (360) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI, Responsible AI, AI Product Strategy, AI powered creativity, AI literacy, Return On Investment, Data Ethics, Artificial Intelligence, Business Process Automation, Operational Efficiency, Automation, Innovation, AI Integrations, Performance Measurement, AI Workflows, Business Ethics, Product Design
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Customer experience improvement, Journey Mapping, Generative AI, Customer Insights, AI Personalization, Customer Analysis, ChatGPT, Customer experience strategy (CX), Data-Driven Marketing, Real Time Data, AI Integrations, Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Xbox
Skills you'll gain: User Story, Product Planning, User Interface (UI), Competitive Analysis, Product Roadmaps, User Interface and User Experience (UI/UX) Design, Stakeholder Management, Market Research, Product Management, User Interface (UI) Design, Usability, Design Thinking, User Experience Design, Stakeholder Engagement, AI Product Strategy, Mockups, Consumer Behaviour, Usability Testing, Product Strategy, Data Analysis
★ 4.7 (68) · Beginner · Professional Certificate · 3 - 6 Months