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: User Story, Agile Methodology, Version Control, Persona (User Experience), Kanban Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, OpenAI, Generative AI Agents, Embeddings, ChatGPT, Agentic systems, Vector Databases, Generative AI, Artificial Intelligence, Context Management, Model Evaluation, Application Programming Interface (API), Python Programming, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hedge Accounting, Financial Reporting, Technical Accounting, International Finance, Financial Accounting, Derivatives, Generally Accepted Accounting Principles (GAAP), Accounting, Financial Statements, Financial Analysis, Risk Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cloud Management, Infrastructure as Code (IaC), Terraform, Multi-Tenant Cloud Environments, Cloud Security, Cost Control, Automation, Amazon Web Services, Governance, Compliance Auditing, Cost Management, Scripting, Data-Driven Decision-Making, Analysis, Business Metrics
Intermediate · Course · 1 - 4 Weeks

Emory University
Skills you'll gain: Consulting, Management Consulting, Business Consulting, Problem Solving, Analysis, Client Services, Business Analytics, Business Strategies, Decision Making, Change Management, Complex Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Plotly, Predictive Modeling, Exploratory Data Analysis, Data Storytelling, Statistical Machine Learning, Data Science, Business Analytics, Data-Driven Decision-Making, Pandas (Python Package), Data Analysis, Web Scraping, Data Wrangling, Model Evaluation, Python Programming, SQL, GitHub
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Presentations, Rmarkdown, Data Presentation, Data Cleansing, Data Visualization, Ggplot2, Data Validation, Spreadsheet Software, Data Visualization Software, Data Ethics, Data Analysis, Data-Driven Decision-Making, Tableau Software, Data Literacy, Data Processing, Dashboard, Business Analysis, Stakeholder Communications, Databases
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: CI/CD, Microsoft Azure, Data Lakes, Microsoft Power Platform, Azure Synapse Analytics, Data Pipelines, Analytics, Data Governance, Advanced Analytics, Data Security, Data Management, Data Analysis Expressions (DAX), Power BI, Microsoft Excel, Exploratory Data Analysis, Apache Spark, Application Deployment, SQL, Governance, Version Control
Intermediate · Course · 1 - 4 Weeks

IESE Business School
Skills you'll gain: Financial Statements, Financial Statement Analysis, Income Statement, Accounting, Cash Flows, Balance Sheet, Accrual Accounting, Financial Accounting, Financial Reporting, Microsoft Excel, Financial Analysis, Cash Management
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Data Governance, Marketing Analytics, Data Visualization, Business Analytics, Data Literacy, Accounting, Infographics, Data Management, Data Collection, Data Quality, Data Visualization Software, Internal Controls, Classification Algorithms, Business Analysis, AI Personalization, Analytics, Data Analysis, Power BI, Machine Learning
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Safety Culture, Behavior Management, Accident Prevention, Occupational Safety and Health Administration (OSHA), Safety Training, Safety Assurance, Applied Behavior Analysis, Proactivity, Coaching, Constructive Feedback, Recognizing Others, Initiative and Leadership, Case Studies
Intermediate · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Version Control, Unix Commands, Git (Version Control System), GitHub, Linux Commands, Software Versioning, Command-Line Interface, Linux, Collaborative Software, File Management, Software Development Tools, Software Development, Web Development
Beginner · Course · 1 - 4 Weeks