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 Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Probability & Statistics, Statistical Software, Data Science, Statistics, Data Analysis, Statistical Programming, Statistical Analysis, Probability, Data Literacy, Statistical Visualization, Data Processing, Data Manipulation
★ 4.7 (34) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computer Programming, Computational Thinking, Memory Management, Software Visualization, Performance Tuning
★ 4.6 (7) · Intermediate · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Facility Management, Event Management, Legal Risk, Contract Management, Facility Operations, Events and Conferences, Driving engagement, Data-Driven Decision-Making, Relationship Management, Data Management, Customer Engagement, Drive Engagement, Operations Management, Promotional Strategies, Risk Management, Workforce Development, Analysis, Business Strategy, Insurance Policies, Advertising
★ 4.5 (10) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Supply Chain Management, Supply Chain Planning, Supply Chain, Demand Planning, Supply Chain Systems, Forecasting, Customer Demand Planning, AI Enablement, Risk Mitigation, Risk Analysis, AI Integrations, Business Risk Management, Automation, Decision Intelligence, Risk Management, Business Process Automation
★ 4.2 (18) · Beginner · Course · 1 - 4 Weeks

Indian Institute for Human Settlements
Skills you'll gain: Innovation, Sustainable Development, Community Development, Spatial Analysis, Environmental Issue, Social Sciences, Policy Analysis, Demography, Climate Change Adaptation, Environmental Policy, Socioeconomics, Systems Thinking, Economic Development, Sociology, Emerging Technologies, Cultural Diversity, Big Data, Data Literacy, Research Methodologies
★ 4.6 (57) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Respiration, Human Musculoskeletal System, Cardiology, Blood Pressure, Respiratory Care, Respiratory Therapy, Pulmonology, Capillary, Hemodynamics, Clinical Practices, Cell Biology, Physiology, Anatomy, Endocrinology, Diagnostic Tests, Patient Evaluation, Nephrology, Orthopedics, Cardiac Dysrhythmia, Interactive Learning
★ 4.6 (74) · Beginner · Specialization · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Economics, Game Theory, Market Dynamics, Socioeconomics, Business Economics, Social Studies, Policy Analysis, Public Policies, Decision Making, Market Analysis, Consumer Behaviour, Supply And Demand, Analysis, Cost Benefit Analysis, Strategic Decision-Making, Competitive Analysis, Production Process, Critical Thinking, Resource Allocation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure DevOps Pipelines, Azure DevOps, Continuous Delivery, CI/CD, Continuous Integration, Build Tools, Application Deployment, Version Control
★ 4.4 (8) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Transformation, Power BI, Data-Driven Decision-Making, Data Processing, Data Integration, Data Cleansing, Data Manipulation, Data Preprocessing, Data Modeling, Data Visualization Software, Data Analysis, Pivot Tables And Charts, Analytics
★ 4.2 (13) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Mergers & Acquisitions, Capital Budgeting, Price Negotiation, Strategic Decision-Making, Financial Analysis, Return On Investment, Business Valuation, Financial Modeling, Finance, Health Care Administration, Pharmaceuticals, Health Policy, Negotiation, Strategic Thinking, Healthcare Industry Knowledge, Cost Estimation, Corporate Finance, Health Care, Cash Flows, Cash Flow Forecasting
★ 4.5 (19) · 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
★ 4.7 (90) · Beginner · Project · Less Than 2 Hours

Fred Hutchinson Cancer Center
Skills you'll gain: Model Evaluation, Model Training, AI Personalization, AI literacy, AI Integrations, AI Product Strategy, AI Security, Artificial Intelligence, Goal Setting, Decision Making, Usability Testing, Needs Assessment, Project Planning, Resource Planning, Resource Management
★ 4.1 (31) · Intermediate · Course · 1 - 4 Weeks