Fitting the Model: Regression with LINEST
This lesson is part of the course
In this lesson
You fit sales = base + TV adstock + Search + Social with LINEST, read the coefficients in the right order, check R² and build the fitted sales line.
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Lessons in this course
- Exploring Weekly Sales vs. Media Spend Locked
- Adstock: How Advertising Carries Over Locked
- Diminishing Returns: The Saturation Curve Locked
- Fitting the Model: Regression with LINEST Locked
- Decomposition: Base vs. Channel Contributions Locked
- ROI and Marginal ROI per Channel Locked
- Budget Reallocation: Same Money, More Sales Locked
- Multi-Touch Attribution Rules on a Path Table Locked