A/B testing courses can help you learn experimental design, statistical analysis, and user behavior insights. You can build skills in hypothesis formulation, result interpretation, and optimizing conversion rates. Many courses introduce tools like Google Optimize, Optimizely, and Adobe Target, which facilitate the implementation of tests and analysis of outcomes, allowing you to apply your skills in real-world marketing and product development scenarios.

Caltech
Skills you'll gain: Science and Research, Research, Physical Science, Scientific Methods, Life Sciences, Physics, Water Resources, Advanced Mathematics, Chemistry, Environment, Biology, Geospatial Information and Technology, Simulations
Mixed · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Emerging Technologies, Distributed Computing, Microsoft Azure, FinTech, Cloud Computing Architecture, Interoperability, Cryptography, Scalability, Data Storage, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Active Listening, Social Skills, Emotional Intelligence, Empathy, Interpersonal Communications, Conflict Management, Cultural Diversity, Non-Verbal Communication, Relationship Building, Self-Awareness, Communication, Adaptability
Beginner · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Student-Centred Learning, Psychology, Human Learning, Learning Theory, Creativity, Human Development, Behavior Management, Neurology, Culture, Self-Awareness, Applied Behavior Analysis, Education and Training, Learning Styles, Molecular Biology, Language Disorders, Anatomy, Cognitive Behavioral Therapy, Computational Thinking, Systems Thinking, Case Studies
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, ChatGPT, Prompt Engineering, OpenAI API, Vector Databases, Embeddings, System Monitoring, Artificial Intelligence, Model Evaluation
Intermediate · Course · 1 - 3 Months

Università Bocconi
Skills you'll gain: Leadership and Management, Business Management, Team Management, Brand Management, Leadership Studies, Brand Strategy, Innovation, Art History, Fundraising, Data-Driven Decision-Making, Customer Relationship Management, Marketing, Customer experience improvement
Mixed · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Biology, Life Sciences, Taxonomy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, Claude Code, Vibe coding, Microsoft Copilot, AI Workflows, Anthropic Claude, Tool Calling, GitHub, Context Management, Web Development, Real Time Data, Debugging, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Servers, Prompt Engineering, Application Development, Video Game Development, Generative AI, Software Engineering
Beginner · Specialization · 3 - 6 Months

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Instrumental Music, Music Performance
Mixed · Course · 1 - 3 Months

Skills you'll gain: Technical Consulting, System Implementation, Test Script Development, Test Planning, Technology Roadmaps, Project Implementation, System Testing, Stakeholder Management, Project Closure, End User Training and Support, System Monitoring, Application Deployment, System Configuration, Data Cleansing
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Electrical Safety, Electrical Systems, High Voltage, Safety Standards, Electronic Components, Control Systems, Basic Electrical Systems, Thermal Management, Failure Analysis, Energy and Utilities, Electrical Engineering, Manufacturing Processes, Materials science, Chemical Engineering, Chemistry, Requirements Analysis
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Survey Creation, Data Literacy, Data Visualization, Data Analysis, Peer Review, Research Design, Statistics, Sampling (Statistics), Regression Analysis, Descriptive Statistics, Research, Probability, Quantitative Research, Analytics, Probability Distribution, Analysis, Logistic Regression, Report Writing, Correlation Analysis, Statistical Hypothesis Testing
Beginner · Specialization · 3 - 6 Months