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.

Skills you'll gain: MySQL, MySQL Workbench, SQL, Database Software, Data Manipulation, Query Languages, Data Access
Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Git (Version Control System), GitHub, Version Control, Software Versioning, Software Configuration Management, Collaborative Software, Software Development, Software Installation, Devops Tools, File Management, Linux, Open Source Technology, Command-Line Interface, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Copilot, Natural Language Processing, AI literacy, Data Storytelling, Data Visualization, Data-Driven Decision-Making, Data Presentation, Generative AI, Data Visualization Software, Data Analysis, Responsible AI, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, Data Visualization Software, Ggplot2, Interactive Data Visualization, Plot (Graphics), Statistical Visualization, R (Software), R Programming, Data Storytelling, Histogram, Scatter Plots, Graphing, Data Analysis, Analysis, Color Theory
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File Management, Document Management, Microsoft Power Automate/Flow, Email Automation, Version Control, Microsoft Power Platform, Intranet, Automation
Beginner · Guided Project · Less Than 2 Hours

Cleveland Clinic
Skills you'll gain: Machine Learning Methods, Machine Learning, Model Optimization, Machine Learning Algorithms, Healthcare Industry Knowledge, Health Informatics, Applied Machine Learning, Model Training, Health Care, Supervised Learning, Clinical Experience, Health Technology, Artificial Intelligence, Reinforcement Learning, Data-Driven Decision-Making, Data Science
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Collection, Data Ethics, Data-Driven Decision-Making, Data Visualization, Data Literacy, Higher Education, Data Strategy, Education Software and Technology, Interactive Data Visualization, Data Presentation, Data Analysis Software, Analytical Skills, Analytics, Looker (Software), Data Analysis, Responsible AI, Data Management, Data Governance, Information Privacy, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Resourcefulness, Personal Development, Goal Setting, Decision Making, Relationship Building
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ggplot2, Model Evaluation, Plot (Graphics), Regression Analysis, Predictive Analytics, Predictive Modeling, Statistical Visualization, Data-Driven Decision-Making, Statistical Modeling, R Programming, Descriptive Statistics, R (Software), Exploratory Data Analysis, Descriptive Analytics, Statistical Analysis, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Business Strategy, Business Strategies, Organizational Strategy, Business Planning, Strategic Decision-Making, Decision Making, Strategic Thinking, Plan Execution, Corporate Strategy, Stakeholder Management, Strategic Communication, Stakeholder Analysis, Stakeholder Engagement, Data Visualization, Consulting, Stakeholder Communications, Goal Setting, Key Performance Indicators (KPIs), Analysis, Performance Metric
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: IT Management, Project Risk Management, Risk Management, Risk Analysis, Project Management, AI literacy, Internal Communications, Responsible AI, Generative AI, Case Studies, Innovation, Data-Driven Decision-Making, Decision Making
Beginner · Course · 1 - 4 Weeks

IESE Business School
Skills you'll gain: Entrepreneurship, Business Valuation, Market Analysis, Competitive Analysis, Entrepreneurial Finance, Presentations, Fundraising, Strategic Decision-Making, Stakeholder Engagement, New Business Development, Financial Management, Value Propositions, Decision Making, Negotiation, Investments, Financial Analysis, Innovation
Beginner · Course · 1 - 3 Months