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 California San Diego
Skills you'll gain: Bioinformatics, Dimensionality Reduction, Unsupervised Learning, Molecular Biology, Data Preprocessing, Machine Learning, Data Analysis Software, Life Sciences, Anthropology
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Data-Driven Decision-Making, Data Strategy, Strategic Decision-Making, Business Analytics, Business Intelligence, Analytics, Business Transformation, Forecasting, Data Science, Operational Analysis, Data Analysis, Market Intelligence, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Visualization Software, Data Presentation, Interactive Data Visualization, Infographics, Microsoft Office
Beginner · Guided Project · Less Than 2 Hours

Knowledge Accelerators
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Dashboard, Excel Macros, Microsoft 365, Data Presentation, Pivot Tables And Charts, Spreadsheet Software, Productivity, Productivity Software, Data Analysis, Workflow Management, Generative AI Agents, Automation, Artificial Intelligence, Customer Data Management, Business Consulting, Generative AI, Data Management, Leadership Development
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Statistical Inference, Business Analytics, Descriptive Statistics, Sampling (Statistics), Data-Driven Decision-Making, Data Analysis, Data Presentation, Statistical Analysis, Microsoft Excel, Exploratory Data Analysis, Probability & Statistics, Decision Making, Probability Distribution
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Sampling (Statistics), Statistical Methods, Microsoft Excel, Probability & Statistics, Data Analysis, Regression Analysis, Statistical Inference, Probability Distribution, Statistical Modeling
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Qualitative Research, Case Studies, Interviewing Skills, Data Analysis, Research Methodologies, Social Sciences, Research, Data Collection, Cultural Diversity, Psychology, Anthropology
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computational Thinking, Data Collection, Microsoft Visual Studio, Program Development, C (Programming Language), Programming Principles, Algorithms, Data Storage, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Plotly, Matplotlib, Exploratory Data Analysis, Data Visualization, Interactive Data Visualization, Data Visualization Software, Statistical Visualization, Seaborn, Scatter Plots, Data Analysis, Box Plots, Descriptive Statistics, Jupyter, Data Science, Anomaly Detection, Python Programming, GitHub
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Service Level, Software Engineering, Software Architecture, Distributed Computing, Data Architecture, Microservices, Transaction Processing, Test Driven Development (TDD), Blockchain, Big Data, Maintainability, Data Structures, System Monitoring, Databases
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Extract, Transform, Load, Object-Relational Mapping, Data Cleansing, Data Manipulation, Data Quality, Data Pipelines, Pandas (Python Package), Descriptive Statistics, Database Management, Data Transformation, Data Integrity, Relational Databases, Exploratory Data Analysis, Databases, Data Processing, SQL, Data Persistence, Data Analysis
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Risk Control, Cyber Risk, Persuasive Communication, Tableau Software, Data Visualization, Data Visualization Software, Data Literacy, Cybersecurity, Empathy, Diversity Equity and Inclusion Initiatives, Communication, Heat Maps, Stakeholder Analysis, Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks