Decision tree courses can help you learn how to create, interpret, and optimize decision trees for data analysis, classification, and regression tasks. You can build skills in feature selection, model evaluation, and understanding overfitting versus underfitting. Many courses introduce tools like Python's scikit-learn, R's rpart, and various visualization software, that support implementing decision trees and analyzing their performance in real-world datasets.

Emory University
Skills you'll gain: Business Strategy, Strategic Thinking, Corporate Strategy, Organizational Strategy, Strategic Planning, Competitive Analysis, Strategic Decision-Making, Innovation, Plan Execution, Market Analysis, Competitive Intelligence, Value Propositions, Risk Analysis, Risk Management, Business Risk Management, Market Dynamics
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Exploratory Data Analysis, Project Design, Data Mining, Ideation, Design Thinking, Analytical Skills, Analytics, Business Analytics, Business Analysis, Unsupervised Learning, Case Studies, Anomaly Detection, Data-Driven Decision-Making, Process Mapping
Beginner · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, Version Control, Spring Boot, Hibernate (Java), Object-Relational Mapping, GitHub, Git (Version Control System), Java Programming, Java, Software Configuration Management, Software Documentation, Development Environment, JUnit, Restful API, Application Performance Management, Model View Controller, Back-End Web Development, User Accounts, Authentications, Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Package and Software Management, Bash (Scripting Language), Git (Version Control System), GitHub, Version Control, Unix Shell, Ubuntu, Shell Script, Scripting, Unix, Scripting Languages, Unix Commands, Linux, System Configuration, grep, Linux Administration, Linux Commands, File Management, File I/O, Software Installation
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Strategic Decision-Making, Corporate Strategy, Strategic Thinking, Value Propositions, Strategic Sourcing, Business Strategies, Business Strategy, Supply Chain, Organizational Strategy, Strategic Partnership, Decision Making, Cost Benefit Analysis, Operational Efficiency, Supplier Management, Purchasing, Consolidation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Agentic systems, Generative AI Agents, Anthropic Claude, AI Integrations, Tool Calling, LLM Application, Generative AI, Automation, Scalability, Application Programming Interface (API), Servers, Python Programming
Intermediate · Course · 1 - 4 Weeks

Digital Marketing Institute
Skills you'll gain: Data-Driven Decision-Making, Marketing Strategies, Data-Driven Marketing, Data Strategy, Data Ethics, Customer Analysis, Digital Analysis, Marketing Effectiveness, Marketing Planning, Strategic Decision-Making, Digital Marketing, Business Analytics, Marketing Analytics, Customer Insights, Performance Measurement, Marketing Strategy and Techniques, Customer experience strategy (CX), MarTech, Pay Per Click Advertising, Data Management
Beginner · Course · 1 - 4 Weeks

Niel Asher Education
Skills you'll gain: Patient Communication, Injury Prevention, Exercise Science, Physical Therapy, Human Musculoskeletal System, Kinesiology, General Medicine, Family Medicine, Mobility Assistance, Health And Wellness Coaching, Health Care, Pathology, Human Relations Movement
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Docs, Gmail, Google Sheets, Google Workspace, Calendar Management, Presentations, Setting Appointments, Spreadsheet Software, Excel Formulas, Collaborative Software, Data Visualization, Sales Presentation, Excel Macros, Email Security, Meeting Facilitation, Scheduling, Version Control, Productivity Software, Data Entry, Data Sharing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Quality Management, Project Closure, Team Management, Management Training And Development, Quality Management Systems, Team Leadership, Leadership Studies, Project Management, Team Performance Management, Product Quality (QA/QC), Project Management Life Cycle, Data-Driven Decision-Making, Project Implementation, Quality Assessment, Quality Monitoring, Project Controls, Data Storytelling, Project Documentation, Project Risk Management, Project Performance
Beginner · Course · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Economics, Business Economics, Business Management, Decision Making, Business, Cost Management, Demand Planning, Production Management
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: GitHub, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Git (Version Control System), HTML and CSS, Web Design and Development, Web Development, Web Development Tools, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Debugging, Semantic Web, Web Analytics and SEO
Beginner · Course · 1 - 4 Weeks