Courses in Probability Theory can help you learn statistical reasoning, random variables, and probability distributions. You can build skills in hypothesis testing, regression analysis, and decision-making under uncertainty. Many courses introduce tools like R, Python, and Excel, that support analyzing data and modeling real-world phenomena. You'll explore key topics such as Bayes' theorem, expected value, and the law of large numbers, all of which are crucial for applications in fields like finance, engineering, and artificial intelligence.

Johns Hopkins University
Skills you'll gain: Surveys, Program Evaluation, Survey Creation, Health Policy, Sampling (Statistics), Health Systems, Health Assessment, Health Equity, Data Collection, Quantitative Research, Institutional Review Board (IRB), Maternal Health, Data Management, Statistical Analysis, Analysis, Nutrition and Diet, Public Health, Research Design, Data Cleansing, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Post-Production, Media Production, Music Performance, Editing, Creativity, System Configuration
Beginner · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Simulations, Social Sciences, Systems Thinking, Agentic systems, Social Network Analysis, Model Evaluation, Sociology, Economics, Scientific Methods, Computer Programming
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Crisis Management, Business Ethics, Data Ethics, Media Relations, Communication Strategies, Public Relations, Strategic Communication, Stakeholder Communications, Business Communication, Communication, Diversity and Inclusion, Risk Management, Leadership and Management, Social Media Strategy, Business Strategy, Marketing
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Systems, Database Management, Database Theory, Databases, Database Development, SQL, Database Management Systems, MySQL, Transaction Processing, Stored Procedure, Database Architecture and Administration, Data Modeling, Unified Modeling Language, Data Access, Data Integrity, Query Languages, Diagram Design, Application Development
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Systems Thinking, Epidemiology, Systems Analysis, Social Network Analysis, Simulations, Health Disparities, Network Analysis, Public Health, Policy Analysis, Social Determinants Of Health, Behavioral Health, Economics, Software Installation
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Canva (Software), Typography, Creative Design, Logo Design, Style Guides, Graphic and Visual Design, Marketing Design, Color Theory, Brand Strategy, Branding, Design, Graphic Design, Digital Design, Competitive Analysis, Design Elements And Principles, Content Creation, Photo Editing, Social Media Content, Layout Design, Image Quality
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Requirements Analysis, Test Engineering, Systems Thinking, Systems Architecture, Test Planning, Systems Analysis, Functional Requirement, Risk Management Framework, System Testing, System Requirements, Verification And Validation
Build toward a degree
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Interactive Learning, Peer Review, Pedagogy, Art History, Digital pedagogy, Social Sciences, Blended Learning, Aesthetics, Creativity, Political Sciences, Community Development, Social Impact, Case Studies, Photography
Beginner · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Positive Behavior Support, Speech Therapy, Behavior Management, Autism Spectrum Disorders, Education and Training, Communication Strategies, Social Skills, Interpersonal Communications, Mental and Behavioral Health, Teaching, Communication, Learning Theory, Child Development, Classroom Management, Training Programs, Instructional Strategies, Developmental Disabilities, Proactivity, Data Collection, Learning Strategies
Beginner · Specialization · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Value Propositions, Innovation, Entrepreneurship, Ideation, Market Opportunities, New Product Development, Leadership, Organizational Leadership, Business Leadership, Business Modeling, Leadership and Management, Governance, Strategic Leadership, Corporate Strategy, Business Strategy, Leadership Development, Succession Planning, Lean Methodologies, Growth Strategies, Business Management
Advanced · Specialization · 3 - 6 Months

Berklee
Skills you'll gain: Musical Composition, Music, Media Production, Music Theory, Music Performance, Editing, Creativity, Automation, File Management, Electronic Media, System Configuration
Intermediate · Course · 1 - 4 Weeks