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: PHP (Scripting Language), Web Applications, Server Side, Web Development, HTML and CSS, Web Servers, Programming Principles, Data Validation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Content Performance Analysis, Social Media Content, Marketing Analytics, Social Media Marketing, Data-Driven Decision-Making, Social Media, Analytics, Social Media Strategy, Driving engagement, Trend Analysis, Data Analysis, Performance Analysis, Performance Metric
Beginner · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: HubSpot CRM, Data Visualization, Sales Management, Dashboard, Sales Process, Customer Relationship Management, Data-Driven Decision-Making, Sales, Customer Service, Business Reporting, Key Performance Indicators (KPIs), Customer Engagement, Goal Setting, Data Cleansing
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Algorithms, Graph Theory, Computational Thinking, Programming Principles, Pseudocode, Theoretical Computer Science, Data Structures, Computer Programming, Performance Tuning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Supervised Learning, R Programming, Applied Machine Learning, R (Software), Tidyverse (R Package), Machine Learning, Data Science, Ggplot2, Exploratory Data Analysis, Classification And Regression Tree (CART), Feature Engineering, Random Forest Algorithm, Data Processing, Statistical Programming, Predictive Modeling, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, GitHub, Web Design, Git (Version Control System), Browser Compatibility, Version Control, Web Development, Cloud Hosting, Typography
Intermediate · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Driving engagement, AI Personalization, Media Production, Media Strategy, Media and Communications, Community Organizing, Augmented and Virtual Reality (AR/VR), Digital Media Strategy, Content Creation, Social Media Strategy, Web Content, Social Media, Revenue Management, Innovation, Brand Management, Data-Driven Decision-Making, E-Commerce, Video Production, User Centered Design, Game Theory
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Programming Principles, Java, Data Structures, Program Development, Object Oriented Programming (OOP), Computer Programming, Debugging, Application Programming Interface (API), Database Application
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Reinforcement Learning, Agentic systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Systems, Embedded Software, C (Programming Language), Programming Principles, Data Structures, Computer Programming Tools, Development Environment, Software Installation, Debugging
Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: AI Personalization, Personalized Service, Augmented and Virtual Reality (AR/VR), Media Production, Media and Communications, Digital Media Strategy, Media Strategy, Revenue Management, Content Creation, Web Content, Brand Management, E-Commerce, Social Media Strategy, Social Media, Community Organizing, Innovation, Data-Driven Decision-Making, Video Production, User Centered Design, Game Theory
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Applied Machine Learning, Machine Learning, Machine Learning Algorithms, Python Programming, Predictive Modeling, Data Processing, Data Science, Data Manipulation, Exploratory Data Analysis
Intermediate · Course · 1 - 4 Weeks