R2 Course
This course offers a practical guide to linear regression, focusing on R-squared and adjusted R-squared for effective model evaluation and decision-making in retail scenarios.

from 4 to 360h flexible workload
certificate valid 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 realistic retail sales study, fit and compare simple and multiple models, perform diagnostics, implement fixes, and produce clear, reproducible reports that turn technical results into confident, data-informed recommendations for stakeholders.
Elevify advantages
Develop skills
- Master R-squared and adjusted R-squared: quick, dependable model comparison.
- Design realistic retail regression studies: choose predictors and simulate data.
- Fit and interpret linear models: coefficients, fit metrics, and business impact.
- Run diagnostics and robust fixes: spot assumption violations and stabilise R-squared.
- Communicate results to managers: clear reports, tables, and model choices.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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Course in PDF