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 Illinois Urbana-Champaign
Skills you'll gain: Extract, Transform, Load, Exploratory Data Analysis, Business Analytics, Data Presentation, Analytical Skills, Business Intelligence, Analytics, Data Analysis, Data Visualization Software, Data Processing, Data Transformation, Data Cleansing, Pandas (Python Package), Data Manipulation, Python Programming
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Customer Analysis, Data Integration, Interactive Data Visualization, Dashboard, Data Visualization, Data Analysis, Customer Insights, Data-Driven Decision-Making, Data Analysis Software, Exploratory Data Analysis, Presentations, Analytics, Technical Communication, Data Visualization Software, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Cleansing, Data Validation, Spreadsheet Software, Data Quality, Data Manipulation, Data Analysis, Data Analysis Software
Intermediate · Project · Less Than 2 Hours

Dartmouth College
Skills you'll gain: C (Programming Language), Embedded Systems, Data Structures, System Programming, Algorithms, Computer Programming, Linux, Computer Programming Tools, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Data Preprocessing, Model Deployment, Risk Modeling, Logistic Regression, Statistical Analysis, Performance Metric
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Technology Solutions, Security Awareness, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Relational Databases, Databases, Data Visualization Software, Web Scraping, Data Science, Scatter Plots, Data Manipulation, SQL, Data Processing, JSON, Application Programming Interface (API), Data Import/Export, Python Programming, Extensible Markup Language (XML), Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, z/OS, Mainframe Computing, Relational Databases, File Management, Data Management, Databases, Database Management Systems, File Systems, Programming Principles, Command-Line Interface, Computer Programming
Beginner · Course · 1 - 3 Months

Digital Marketing Institute
Skills you'll gain: Data-Driven Decision-Making, Data Ethics, Customer Analysis, Strategic Marketing, Digital Marketing, Business Analytics, Marketing Analytics, Performance Measurement, Marketing Strategy and Techniques, MarTech, Data Analysis, Pay Per Click Advertising, Data Management, Web Analytics and SEO, Marketing Automation, Cross-Channel Marketing, Growth Strategies, Smart Goals
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Applied Machine Learning, Data Science, Python Programming, Scikit Learn (Machine Learning Library), NumPy, Computational Thinking, Machine Learning Algorithms, Pandas (Python Package), Data Preprocessing, Data Analysis, Exploratory Data Analysis, Programming Principles, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Peer Review, Data Literacy, Research, Quantitative Research, Report Writing, Analytical Skills, Data Analysis, Research Methodologies, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Healthcare Ethics, Diagnostic Tests, Statistical Methods, Patient Communication, Health Care Procedure and Regulation, Model Evaluation, Clinical Research, Data Ethics, Healthcare Industry Knowledge, Probability & Statistics, Health Technology, Clinical Assessment, Health Informatics, Medical Equipment and Technology, Responsible AI, Applied Machine Learning, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Health Disparities
Beginner · Course · 1 - 4 Weeks