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 Pennsylvania
Skills you'll gain: File I/O, Java Programming, Eclipse (Software), Java, Debugging, Integrated Development Environments, Object Oriented Programming (OOP), Object Oriented Design, Data Structures, File Management, Development Environment, Programming Principles, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft PowerPoint, Presentations, Data Visualization, Data Visualization Software, Interactive Data Visualization, Driving engagement, Productivity Software, Business Process
Beginner · Guided Project · Less Than 2 Hours
Duke University
Skills you'll gain: Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, Model Evaluation, Predictive Modeling, Regression Analysis, R Programming, Statistical Methods, Statistics, Predictive Analytics, Data Modeling, Probability & Statistics, Statistical Hypothesis Testing, Statistical Inference, Model Training, R (Software), Statistical Programming, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Excel Formulas, Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Data Analysis, Data Synthesis, Data Transformation, Data Cleansing, Data Manipulation, Data Management
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Security, Cloud Security, Azure Active Directory, Microsoft Azure, Data Storage, Encryption, Cloud Storage, Microsoft SQL Servers, Active Directory, Data Access, Authentications, Database Management, Databases, Data Governance, Key Management, Identity and Access Management, Firewall
Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Tool Calling, Database Systems, Data Visualization, Database Design, Generative AI, Large Language Modeling, Database Management, Databases, Supervised Learning, Web Services, Data Ethics, Apache Spark, Bayesian Statistics, Time Series Analysis and Forecasting, Database Theory, Unsupervised Learning, Linear Algebra, Model Deployment
Earn a degree
Degree · 1 - 4 Years

Arizona State University
Skills you'll gain: Computational Thinking, Data Strategy, Data Access, Data Literacy, Data Management, Taxonomy
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Run Chart, Qualitative Research, Continuous Quality Improvement (CQI), Data Quality, Quantitative Research, Data Collection, Data-Driven Decision-Making, Statistical Methods, Data Analysis, Systems Of Measurement, Time Series Analysis and Forecasting
Beginner · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Dashboard Creation, Pivot Tables And Charts, Power BI, Spreadsheet Software, Data Analysis, Analytics, Business Modeling, Business Analysis, Data Storytelling, Data Presentation, Microsoft 365, Trend Analysis, Data Security, Data Entry, Data Management, Productivity
Intermediate · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Risking, Financial Inclusion, Responsible AI, Data Ethics, Data Governance, FinTech, Financial Data, AI Personalization, Law, Regulation, and Compliance, Data Sharing, Financial Regulation, Financial Services, Decision Intelligence, Data Strategy, Financial Systems, Data Literacy, Finance, Business Ethics, Product Design, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Looker (Software), Data Visualization Software, Performance Metric, Marketing Analytics, Interactive Data Visualization, Data Storytelling, Data-Driven Marketing, Business Reporting, Data Presentation, Trend Analysis, Dashboard Creation, Grafana, Data Literacy, Tableau Software, Performance Reporting, Power BI, Time Series Analysis and Forecasting, Descriptive Analytics, Data Sharing, Data Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Variance Analysis, Excel Macros, Excel Formulas, Microsoft Excel, Financial Data, Financial Forecasting, Spreadsheet Software, Financial Analysis, Financial Modeling, Budgeting, Data Cleansing, Revenue Forecasting, Management Reporting, Data Validation, Forecasting, Pivot Tables And Charts, Generative AI, Trend Analysis, Visual Basic (Programming Language), Data Analysis
Advanced · Course · 1 - 3 Months