R2 Course
This course offers hands-on mastery of linear regression, R-squared, and adjusted R-squared through a real-world retail sales study, covering model fitting, diagnostics, fixes, and stakeholder reporting.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
The R2 Course provides a quick, hands-on route to mastering linear regression, R-squared, and adjusted R-squared for practical decision-making. You will set up a real-world retail sales study, fit and compare simple and multiple models, perform diagnostics, implement fixes, and produce clear, repeatable reports that turn technical results into solid, data-backed advice for stakeholders.
Elevify advantages
Develop skills
- Master R-squared and adjusted R-squared: quick, dependable model comparison.
- Design practical retail regression studies: choose predictors and simulate data.
- Fit and interpret linear models: coefficients, fit metrics, and business effects.
- Run diagnostics and strong fixes: spot assumption violations and steady R-squared.
- Communicate results to managers: clear reports, tables, and model selections.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to switch platforms... I thank you for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.

Mariana FerresPhotography Student
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The platform is fast, simple to use. The diversity of content and complementary videos really help with learning.

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