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 Maryland, College Park
Skills you'll gain: Customer Retention, Loyalty Programs, Marketing Budgets, Brand Loyalty, Customer Acquisition Management, Competitive Analysis, Customer Analysis, Customer Relationship Management, Customer Insights, Data-Driven Marketing, Customer Relationship Building, Customer Data Management, Marketing Channel, Marketing Analytics, Online Advertising, Customer Engagement, Marketing Effectiveness, AI Personalization, Data Ethics, Digital Marketing
★ 4.6 (56) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Minitab, Data Visualization, Predictive Analytics, Statistical Visualization, Data Visualization Software, Statistical Analysis, Data-Driven Decision-Making, Descriptive Statistics, Statistical Software, Data Analysis, Data Analysis Software
Beginner · Course · 1 - 4 Weeks

Campus BBVA
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Security Management, Cyber Attacks, Cybersecurity, Crisis Management, Computer Security Awareness Training, Threat Management, Cyber Threat Intelligence, Security Awareness, Cyber Risk, Email Security, Data Security, Computer Security, Network Security, Enterprise Security, Endpoint Security, Asset Protection, Business Process
★ 4.7 (498) · Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: Virtual Reality, Video Game Development, Augmented and Virtual Reality (AR/VR), Game Design, Prototyping, Virtual Environment, Storyboarding, User Acceptance Testing (UAT), Usability Testing, Conceptual Design, Computer Graphics, Interaction Design, User Experience Design, Data Ethics, Development Testing, Human Computer Interaction
★ 4.5 (90) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Organizational Strategy, AI Product Strategy, AI Enablement, Strategic Leadership, Cross-Functional Collaboration, Governance, Artificial Intelligence and Machine Learning (AI/ML), Decision Making, Business Ethics, Technology Roadmaps, Ethical Standards And Conduct, Cross-Functional Team Leadership, Data Governance, Organizational Structure, Scalability, Risk Mitigation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Restful API, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Electronics, System Configuration, Python Programming, Electronic Components, Software Installation
★ 4.8 (56) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, GitHub Copilot, Generative AI, ChatGPT, AI Integrations, Scripting, Python Programming, Application Development, Test Script Development, Web Applications, AI Workflows, Jupyter, Web Development, Data Analysis, Pandas (Python Package), Software Documentation
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Global Marketing, Brand Management, Marketing, Brand Strategy, Strategic Marketing, Marketing Management, Brand Marketing, Branding, Customer Relationship Management, Marketing Planning, Marketing Strategy and Techniques, Marketing Strategies, Digital Media Strategy, Customer Relationship Building, Customer Retention, Online Advertising, Digital Advertising, Digital Marketing, Marketing Communications, Marketing Channel
★ 4.8 (140) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Airflow, Data Migration, Data Pipelines, Cloud Deployment, Data Import/Export
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Clinical Documentation, Generative AI, Responsible AI, Data Ethics, Medical Coding, Patient Coordination, ChatGPT, Healthcare Project Management, Care Coordination, Electronic Medical Record, Healthcare Ethics, Health Informatics, Patient Communication, Health Information Management, Business Process Automation, Prompt Engineering, Operational Efficiency, Compliance Management, Technology Roadmaps, Change Management
★ 4.2 (57) · Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Pay Per Click Advertising, Search Engine Marketing, Customer Retention, Digital Marketing, Paid media, Search Engine Optimization, Online Advertising, Keyword Research, Conversion Funnel Analysis, Digital Marketing Campaigns, Digital Advertising, Marketing Strategy and Techniques, Content Optimization, Marketing, Customer Acquisition Management, Customer Engagement, Lead Generation, Target Audience, Target Market
★ 4.7 (117) · Beginner · Course · 1 - 4 Weeks

University of Virginia Darden School Foundation
Skills you'll gain: Large Language Modeling, Customer Insights, Online Advertising, Digital Advertising, Keyword Research, LLM Application, Search Engine Marketing, AI Personalization, Content Marketing, Marketing Strategies, Google Ads, Digital Marketing Campaigns, Digital Marketing, Digital Brand Strategy, Generative AI, Data-Driven Marketing, Personalized Campaigns, Marketing Analytics, Consumer Behaviour, Brand Marketing
★ 4 (70) · Beginner · Course · 1 - 4 Weeks