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 Colorado Boulder
Skills you'll gain: Sampling (Statistics), Statistical Hypothesis Testing, Data-Driven Decision-Making, Descriptive Statistics, Correlation Analysis, Data Literacy, Data Analysis, Plot (Graphics), Probability Distribution, Statistics, Statistical Visualization, Statistical Analysis, Estimation, Data Collection, Data Visualization, Risk Analysis, Statistical Software, Statistical Programming, Statistical Methods, Problem Solving
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Generative AI, Exploratory Data Analysis, Generative Model Architectures, Generative Adversarial Networks (GANs), Data Ethics, Feature Engineering, Predictive Modeling, Responsible AI, Data Science, Data Synthesis, Data Analysis, Data Visualization Software, Autoencoders
Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Data Ethics, Responsible AI, Data Visualization, Data Presentation, Ethical Standards And Conduct, Data Science, Data Collection, Personally Identifiable Information, Information Privacy, Algorithms
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Machine Learning Algorithms, Model Evaluation, Statistical Analysis, Bayesian Statistics, Data Visualization, Statistical Inference, Exploratory Data Analysis, Statistical Methods, Data Presentation, Analysis, Probability & Statistics, Data Cleansing, Applied Machine Learning, Regression Analysis, Analytics, Statistical Programming, Data Analysis, Logistic Regression, R Programming, Verification And Validation
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Generative AI, Generative Model Architectures, OpenAI, Data Storytelling, Analytics, Prompt Engineering Tools, Dashboard Creation, AI literacy, Data Analysis, Interactive Data Visualization, Data Ethics, Responsible AI, Prompt Engineering, Data Synthesis, Python Programming, Data Processing, SQL, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Dashboard, Data Visualization Software, Data Visualization, R Programming, Alteryx, R (Software), Statistical Programming, Data Presentation, Data Literacy, Statistical Visualization, Interactive Data Visualization, Data Cleansing, Dashboard Creation, Plot (Graphics), Data Storytelling, Data Analysis Software, Data Structures, Statistical Analysis, Workflow Management
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI, Data Ethics, AI Enablement, Responsible AI, Data Synthesis, Model Training
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Marketing, Social Media Strategy, Social Media, Social Media Campaigns, Storytelling, Social Media Content, Social Media Management, Content Performance Analysis, Data-Driven Marketing, Social Media Analytics, Marketing Strategies, Content Creation, Marketing Planning, Digital Brand Strategy, Marketing, Driving engagement, Marketing Strategy and Techniques, Customer Analysis, Web Presence, Business Ethics
Mixed · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Data Structures, Java Programming, Java, Object Oriented Design, Software Design, Algorithms, Theoretical Computer Science, Code Reusability, Object Oriented Programming (OOP), Network Routing, Application Design, Application Development
Intermediate · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: A/B Testing, Design Thinking, User Centered Design, Design and Product, Experience Design, Data Storytelling, Dashboard, User Feedback, Solution Design, Stakeholder Engagement, Stakeholder Analysis, Customer Insights, Interviewing Skills, Empathy & Emotional Intelligence, Business Requirements, Problem Solving, Product Testing
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: R (Software), R Programming, Statistical Programming, Ggplot2, Plot (Graphics), Data Manipulation, Simulations, Statistical Software, Statistical Visualization, grep, Data Processing, Graphing, Programming Principles, Data Import/Export, Exploratory Data Analysis, Data Structures, Software Installation, Package and Software Management
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard Creation, Business Reporting, Data Transformation, Business Intelligence, Data Visualization Software, Business Intelligence Software, Dashboard, Data Analysis, Microsoft Excel, Data Visualization, Data Cleansing, Data Modeling, Data Analysis Software, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Collaboration, Data Import/Export
Intermediate · Specialization · 3 - 6 Months