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.

Packt
Skills you'll gain: Change Management, Organizational Change, Organizational Development, Leadership and Management, Business Transformation, Business Leadership, Leadership Development, Organizational Leadership, People Management, Culture Transformation, Continuous Improvement Process, Team Performance Management, Staff Management, Overcoming Objections, Emotional Intelligence, Strategic Planning, Overcoming Obstacles, Drive Engagement, Employee Engagement
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Agentic Workflows, Tool Calling, Generative AI Agents, Retrieval-Augmented Generation, LLM Application, Agentic systems, Debugging, General Science and Research, Document Management
Beginner · Project · Less Than 2 Hours

University of Washington
Skills you'll gain: AI Orchestration, Agentic Workflows, Organizational Skills, Process Design, Artificial Intelligence, Agentic systems, Functional Design, Goal Setting, Verification And Validation, Reinforcement Learning, Knowledge Transfer, Software Architecture, Machine Learning Methods, Interviewing Skills, Software Design Patterns, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Excel Formulas, Pivot Tables And Charts, Financial Data, Financial Analysis, Cash Flows, Data-Driven Decision-Making, Data Manipulation
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Machine Learning Methods, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Healthcare Industry Knowledge, Model Training, Health Disparities, Clinical Informatics, Artificial Intelligence, Health Informatics, Artificial Intelligence and Machine Learning (AI/ML), AI Security, Model Evaluation, Health Technology, Health Policy, Decision Intelligence, AI Integrations, Data Analysis
Intermediate · Course · 1 - 4 Weeks
University of Virginia
Skills you'll gain: Ideation, Resource Management, Resourcefulness, Entrepreneurship, Dealing With Ambiguity, Creative Problem-Solving, Open Mindset, Overcoming Obstacles, Growth Mindedness, Resource Utilization, Stakeholder Management, Innovation, Problem Solving, Stakeholder Engagement, Tenacity, Proactivity, Adaptability, Action Oriented, New Business Development, Persuasive Communication
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Ethics, Policy Analysis, Case Studies, Political Sciences, Data Analysis, Responsible AI, Public Administration, Public Policies, Analytics, Data Storytelling, Model Evaluation, Data Presentation, Data-Driven Decision-Making, Ethical Standards And Conduct, Data Governance, R Programming, Applied Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Acquisition Management, Data-Driven Marketing, Marketing Analytics, Branding, Brand Marketing, Brand Management, Customer Engagement, Target Audience, Customer Insights, Marketing Channel, Marketing, Brand Loyalty, Customer Relationship Building, Campaign Management, Performance Measurement
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Data-Driven Marketing, Marketing Analytics, Search Engine Optimization, Web Analytics, Web Analytics and SEO, Online Advertising, Data Visualization, Analytics, Model Evaluation, Digital Marketing, Apache Hadoop, Digital Advertising, Digital Marketing Tools, Machine Learning Methods, AI Personalization, Advertising, Social Media Strategy, Predictive Modeling
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Key Performance Indicators (KPIs), Solution Selling, Proposal Development, Responsible AI, Budget Management, Productivity Software, Consultative Approaches, Consultative Selling, Performance Analysis, Performance Metric, Financial Management, Financial Data, Negotiation, Administrative Support, Account Management, Sales Process, Customer Relationship Management (CRM) Software, Content Management, Sales Presentations, Generative AI
Advanced · Professional Certificate · 3 - 6 Months

Simplilearn
Skills you'll gain: Lean Six Sigma, Process Mapping, Statistical Process Controls, Six Sigma Methodology, Process Flow Diagrams, Process Analysis, Lean Methodologies, Lean Manufacturing, Kaizen Methodology, Statistical Analysis, Quality Improvement, Statistical Methods, Quality Monitoring, Process Improvement, Process Capability, Process Improvement and Optimization, Quality Management, Continuous Quality Improvement (CQI), Project Management, Process Optimization
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Prompt Engineering Tools, Prompt Patterns, Vibe coding, Data Ethics, AI Workflows, Generative AI Agents, AI Personalization, Artificial Intelligence, Debugging, Ideation, Problem Solving, Automation, Code Review, Ethical Standards And Conduct, Computer Programming Tools, Productivity
Beginner · Course · 1 - 3 Months