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.

Duke University
Skills you'll gain: Exploratory Data Analysis, R (Software), Ggplot2, Statistical Reporting, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Plot (Graphics), Statistics, Statistical Visualization, Data Wrangling, Data Science, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Statistical Programming
★ 4.7 (26) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Qualitative Research, Research Design, Focus Group, Research Methodologies, Research, Research and Design, Data Collection, Interviewing Skills, Case Studies, Analysis, Discussion Facilitation
★ 4.4 (8) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Statistical Analysis, Probability & Statistics, Statistical Methods, Statistical Programming, Probability Distribution, Data Analysis, Statistical Software, Markov Model, Data Science, Statistical Modeling, Statistical Inference, Probability, Correlation Analysis, R Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Analytics, Dashboard Creation, Data Storytelling, Content Performance Analysis, Data Validation, Stakeholder Engagement, Statistical Modeling, Search Engine Optimization, Marketing Analytics, Web Analytics, Marketing Automation, Data Visualization, Customer Insights, Campaign Management, Data-Driven Decision-Making, Key Performance Indicators (KPIs), Predictive Analytics, Performance Measurement, Return On Investment, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

University of Copenhagen
Skills you'll gain: Precision Medicine, Patient-centered Care, Health Informatics, Healthcare Ethics, Patient Communication, Health Policy, Risk Analysis, Data-Driven Decision-Making, Medical Science and Research, Healthcare Industry Knowledge, Health Care, Health Technology, Health Systems, Clinical Research, Data Science, Clinical Research Ethics, Data Ethics, Bioinformatics, General Data Protection Regulation (GDPR), Innovation
★ 4.7 (51) · Intermediate · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Predictive Modeling, Analytics, Predictive Analytics, Advanced Analytics, Scikit Learn (Machine Learning Library), Model Evaluation, Digital Transformation, Business Analytics, Model Training, Ethical Standards And Conduct, Data Ethics, Data-Driven Decision-Making, Feature Engineering, Applied Machine Learning, Statistical Machine Learning, Statistical Modeling, Data Strategy, Regression Analysis, Supervised Learning, Model Optimization
Intermediate · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Calendar Management, People Analytics, Performance Analysis, Analytics, Data-Driven Decision-Making, Scheduling, Labor Relations, Workforce Management, Staff Management, Team Performance Management, Linear Algebra, Data Management, Administration, Contract Management, Team Management, Unsupervised Learning, R (Software), R Programming, Statistical Programming, Operations Management
★ 5 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Anthropic Claude, Decision Making, AI literacy, Decisiveness, ChatGPT, Mitigation, Critical Thinking, Dealing With Ambiguity, Personal Integrity
Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Data Validation, Excel Macros, Microsoft Excel, Excel Formulas, Spreadsheet Software, Data-Driven Decision-Making, Data Integrity, Business Modeling, Automation, Dependency Analysis, Auditing, Data Security, Operations Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Strategies, Business Strategy, Process Optimization, Program Implementation, Operational Analysis, Strategic Thinking, Performance Metric, Contingency Planning, Business Process Reengineering, Business Planning, Process Improvement, Organizational Strategy, Strategic Decision-Making, Performance Improvement, Operational Performance Management, Process Management, Competitive Analysis, Business Systems, Data Strategy, Business
★ 4.9 (18) · Beginner · Specialization · 1 - 3 Months

Macquarie University
Skills you'll gain: Human Factors (Security), Security Awareness, Safety Culture, Computer Security Awareness Training, Cyber Governance, Cyber Security Strategy, User Experience, Cyber Attacks, Security Strategy, Cyber Security Policies, Security Management, Usability, Cyber Risk, Cybersecurity, Cyber Security Assessment, Ethical Standards And Conduct, Network Security, Employee Training, Information Privacy, Accountability
★ 4.9 (8) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Campaign Management, Meta Ads Manager, Advertising Campaigns, Performance Analysis, Digital Advertising, Campaign Planning, Digital Marketing Campaigns, Media Buying, Performance Metric, Marketing Analytics, Budget Management, Cost Benefit Analysis
Beginner · Course · 1 - 4 Weeks