R2 Course
The R2 Course provides a quick, hands-on way to master linear regression, R-squared, and adjusted R-squared for everyday decision-making. You will set up a practical retail sales study, build and compare simple and multiple models, perform diagnostics, apply fixes, and produce clear, repeatable reports that turn technical results into solid, data-backed advice for stakeholders.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
The R2 Course provides a quick, hands-on way to master linear regression, R-squared, and adjusted R-squared for everyday decision-making. You will set up a practical retail sales study, build and compare simple and multiple models, perform diagnostics, apply 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 impact.
- Run diagnostics and strong 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 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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