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.
Skills you'll gain: Systems Administration, IT Infrastructure, Lightweight Directory Access Protocols, Cloud Management, Operating System Administration, Active Directory, Server Administration, Disaster Recovery, Cloud Infrastructure, Technical Consulting, System Configuration, Cloud Computing, Cloud Services, Servers, Network Administration, Network Infrastructure, Data Storage
★ 4.8 (27K) · Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Model Deployment, Data Manipulation, MLOps (Machine Learning Operations), Web Frameworks, Model Evaluation, Applied Machine Learning, Flask (Web Framework), Data Preprocessing, Django (Web Framework), Web Applications, Model Optimization, Data Cleansing, AI Personalization, Predictive Modeling, Machine Learning, Machine Learning Algorithms, Python Programming
★ 3.6 (54) · Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Digital Marketing Tools, Digital Marketing, Marketing, Strategic Marketing, Marketing Strategies, Marketing Management, Promotional Strategies, Digital Transformation, Market Dynamics, Digital Media Strategy, Shared Media, Earned Media, Customer Engagement
★ 4.7 (17K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, Public Key Infrastructure, Encryption, Network Security, Cryptography, IT Security Architecture, Cybersecurity, Endpoint Detection and Response, Hardening, Data Security, Cyber Threat Hunting, Cryptographic Protocols, Advanced Encryption Standard (AES), Key Management, Authorization (Computing), Cyber Attacks, Information Technology, Computer Security Incident Management, Cyber Security Strategy, Technical Support and Services
★ 4.8 (3.2K) · Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), C and C++, Go (Programming Language), File I/O, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Software Design Patterns, Debugging, Computer Programming, Unit Testing, C (Programming Language), Software Design, Program Development, Algorithms, Graph Theory, Software Testing, Code Reusability, Memory Management
★ 4.5 (9.6K) · Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Responsible AI, Governance, Data Governance, Data Management, Data Ethics, Compliance Management, Generative AI, Law, Regulation, and Compliance, Stakeholder Analysis, Stakeholder Engagement, Regulatory Requirements, Artificial Intelligence, Stakeholder Management, Decision Intelligence, Risk Analysis, Technology Strategies, Cost Benefit Analysis, Regulation and Legal Compliance, Leadership and Management, Risk Management
★ 4.7 (117) · Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Statistical Inference, Portfolio Risk, Statistical Methods, Pandas (Python Package), Statistical Hypothesis Testing, Probability & Statistics, Risk Analysis, Statistics, Financial Trading, Financial Data, Data Manipulation, Statistical Analysis, Risk Management, Feature Engineering, Regression Analysis, Financial Analysis, Jupyter, Financial Market, Python Programming, Data Visualization
★ 4.4 (4.6K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Seaborn, Exploratory Data Analysis, Logistic Regression, NumPy, Machine Learning Methods, Jupyter, Scikit Learn (Machine Learning Library), Data Science, Machine Learning, Machine Learning Algorithms, Python Programming
★ 4.5 (396) · Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Microsoft Office, Excel Formulas, Excel Macros, Sales Presentation, Data Import/Export, Data Management
★ 4.7 (3.4K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Data Import/Export, Statistical Analysis, Data Analysis, Statistical Programming, Data Manipulation, Data Processing, Statistical Software, Data Preprocessing, Data Access
★ 4.9 (356) · Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: AI powered creativity, ChatGPT, Generative AI, AI literacy, Image Analysis, Organizational Skills, Computer Vision, Multimodal Prompts, Email Automation, Artificial Intelligence, Prompt Engineering, Cooking
★ 4.8 (250) · Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Data Preprocessing, Model Evaluation, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Logistic Regression, Deep Learning, Probability Distribution, Python Programming, Statistical Modeling, Supervised Learning, Machine Learning, Agentic systems, Artificial Intelligence, Model Optimization, Algorithms, AI literacy
★ 4.5 (60) · Intermediate · Specialization · 3 - 6 Months