Free Crash Courses
Be a part of the data-driven future
The Dave on Data mission is to empower any professional to develop practical data analysis skills and have more impact at work. The free self-paced crash courses below provide you with training to develop the skills needed for the data-driven future of business.
Check out what professionals have to say about Dave’s free crash courses:
“I've attended David Langer's crash courses before, and they are awesome! Practical applications of powerful (and not scary 😀) data analysis techniques. Recommend 100%” – Lynne Kilgore
“David Langer's courses are always on my radar. Those who are thinking about it, just do it!“ - Christopher Hayes
“David, I wanted to thank you for your excellent seminar on Decision Trees today. I've been exploring your webinars, and I'm genuinely impressed. I'd enroll in all your courses if I could! Your teaching is exceptional, and I thoroughly enjoyed the comprehensive session. Your positive and candid nature shines through in your presentation. Thanks again!“ - Katherine Kehoe
NOTE - Additional free self-paced courses will be added periodically. Stay tuned!
Need Python skills? Check out Dave’s free YouTube Python Crash Course tutorial series.
Self-Paced Crash Courses
Logistic Regression with Python - A Crash Course
In about 1.25 hours, Dave will introduce you to fundamental data analysis technique for real-world professionals - logistic regression.
This free self-paced crash course is designed for ANY professional.
Decision Trees with Python - A Crash Course
In about 1.75 hours, Dave will introduce you to the most valuable machine learning technique for real-world professionals - decision trees.
This free self-paced crash course is designed for ANY professional. Taught intuitively, no math skills are required!
Tuning Decision Trees with Python - A Crash Course
The final step in crafting the most valuable ML models is tuning them for your dataset.
In 1.5 hours, Dave will teach you how to tune ML models using decision trees as an example.
This free self-paced crash course is designed for ANY professional. Taught intuitively, there’s no math!
Cluster Analysis with Python - A Crash Course
In about 1.25 hours, Dave will introduce you to cluster analysis - a valuable skill for ANY professional wanting to have more impact at work using data.
This free self-paced crash course is designed for ANY professional. Taught intuitively, only the most basic math is covered!