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.

University of Illinois Urbana-Champaign
Skills you'll gain: Creativity, Ideation, Teamwork, Creative Thinking, Presentations, Communication, Brainstorming, Innovation, Persuasive Communication, Team Collaboration, Influencing, Collaboration, Professional Development, Creative Problem-Solving, Open Mindset, Decision Making
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Dashboard Creation, Business Reporting, Business Intelligence Software, Data Import/Export, Data-Driven Decision-Making, Model Optimization, Performance Analysis
Intermediate · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Data Strategy, Data-Driven Decision-Making, Big Data, Data Science, NoSQL, Data Modeling, Data Storage Technologies, Analytics, Business Analytics, Applied Machine Learning, Machine Learning Methods, Data Analysis, Risking, Data Ethics, Machine Learning, Unsupervised Learning, Regression Analysis, Descriptive Analytics, Supervised Learning, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Apache Maven, Software Development Life Cycle, Unified Modeling Language, Object Oriented Programming (OOP), Build Tools, CI/CD, Object Oriented Design, Cloud-Native Computing, Software Development Methodologies, Jenkins, Continuous Integration, Agile Methodology, Software Development Tools, Version Control, Software Design Patterns, Software Development, Test Driven Development (TDD), Computational Thinking, Software Versioning, Programming Principles
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Statistical Methods, Statistical Analysis, Molecular Biology, Graph Theory, Taxonomy
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Test Script Development, Scripting, Version Control, Test Automation, IT Automation, Email Automation, Test Tools, Software Testing, Cloud API, Scripting Languages, Automation, Restful API, Application Programming Interface (API), Data Ethics, Scalability, Python Programming, File I/O, Productivity
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Matplotlib, Plot (Graphics), Pandas (Python Package), Seaborn, SQL, Scientific Visualization, Data Visualization, Data Preprocessing, Jupyter, Data Manipulation, NumPy, Data-Driven Decision-Making, Regression Analysis, Accounting, Applied Machine Learning, Data Processing, Database Management, Query Languages, Data Compilation, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of New Mexico
Skills you'll gain: Middleware, Application Frameworks, Web Applications, Model View Controller, Version Control, Web Development Tools, Agile Software Development, Git (Version Control System), Software Engineering, Data Store, Web Development, Software Development, Agile Methodology, User Interface (UI), Back-End Web Development, Web Design, Databases, Database Management, Ruby on Rails, Javascript
Mixed · Course · 1 - 3 Months

National Academy of Sports Medicine
Skills you'll gain: Nutritional Assessment, Meal Planning And Preparation, Nutrition and Diet, Nutrition Education, Pharmacology, Exercise Science, Critical Thinking, Sports Medicine, Drug Interaction, Pharmaceuticals, Contraindication, Food Quality Assurance And Control, Food and Beverage, Physiology, Decision Making, Health Promotion, Health And Wellness Coaching, Preventative Care, Regulatory Compliance, General Science and Research
Intermediate · Specialization · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Team Leadership, Diversity Awareness, Intercultural Competence, Virtual Teams, Diversity and Inclusion, Cultural Diversity, Leadership, Leadership and Management, Cultural Responsiveness, Leadership Development, Cultural Sensitivity, Culture, Meeting Facilitation, Decision Making
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Pivot Tables And Charts, Data Presentation, Data Visualization, Interactive Data Visualization, Spreadsheet Software, Data Storytelling, Data Visualization Software, Excel Formulas, Data Analysis, Data-Driven Decision-Making, Data Cleansing, Data Management
Beginner · Course · 1 - 3 Months
Rice University
Skills you'll gain: Computer Programming, Computational Thinking, Python Programming
Intermediate · Course · 1 - 4 Weeks