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.

University of Colorado System
Skills you'll gain: Object Oriented Design, Unity Engine, Debugging, Object Oriented Programming (OOP), Game Design, Video Game Development, Software Design Patterns, Data Structures, C# (Programming Language), Prototyping, Programming Principles, Graph Theory, Computer Programming, Data Management, Event-Driven Programming, Software Architecture, Algorithms, File I/O, Data Storage, Application Development
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Canva (Software), Copywriting, Social Media Content, Content Creation, Social Media, Instagram, Marketing Materials, Brand Strategy, Storytelling, Branding, Graphic and Visual Design, Social Impact, Software Development Tools, Build Tools, Social Work, Time Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Secure Coding, API Testing, Application Programming Interface (API), Security Testing, Open Web Application Security Project (OWASP), Penetration Testing, Application Security, Restful API, Authentications, Personally Identifiable Information, Brute-force attacks, Security Engineering, Threat Modeling, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Exploitation techniques, Data Security, Business Logic, Authorization (Computing), Cybersecurity
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Negotiation, Conflict Management, Leadership Development, Business Ethics, Leadership, Organizational Leadership, Trustworthiness, Business Leadership, Strategic Leadership, Lifelong Learning, Ethical Standards And Conduct, Leadership and Management, Professional Development, Courage, Growth Mindedness, Emotional Intelligence, Decision Making, Relationship Building, Self-Awareness, People Development
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Competitive Analysis, Market Analysis, Competitive Intelligence, Market Research, Strategic Marketing, Go To Market Strategy, Case Studies, Market Intelligence, Marketing, Marketing Strategy and Techniques, Business Strategy, Analysis, Product Marketing, Promotional Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Storytelling, Ggplot2, Data Analysis, Regression Analysis, R Programming, Statistical Analysis, Data Visualization Software, Statistical Visualization, Data Quality, Anomaly Detection, Descriptive Statistics, Correlation Analysis, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Authentications, OAuth, Development Testing, Software Development Life Cycle, Unified Modeling Language, Authorization (Computing), Single Sign-On (SSO), Software Development, Security Software, Vulnerability Assessments, Data Validation, Cyber Security Assessment, Cyber Security Strategy, Cybersecurity, Role-Based Access Control (RBAC)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Structures, Object Oriented Programming (OOP), Java Programming, Object Oriented Design, Computational Thinking, Java, Algorithms, Debugging, Programming Principles, Computer Programming, Pseudocode, Program Development, Mathematical Theory & Analysis, Integrated Development Environments, Analysis, Solution Design, Analytical Skills
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Vocabulary
Mixed · Course · 1 - 3 Months

Skills you'll gain: IT Automation, Systems Administration, Software Configuration Management, Operating System Administration, Package and Software Management
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: CI/CD, C# (Programming Language), Azure DevOps, Load Balancing, Continuous Integration, Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Debugging, SQL, Microsoft Copilot, .NET Framework, Relational Databases, Database Management, Graph Theory, Back-End Web Development, Program Development, Data Structures
Beginner · Professional Certificate · 3 - 6 Months

Universitat Politècnica de València
Skills you'll gain: Calculus, Applied Mathematics, Graphing, Algebra, Derivatives, Mathematical Theory & Analysis, Geometry
Beginner · Course · 1 - 3 Months