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Overview
How to evaluate regression model performance in R What you'll learn: randomly divide a data set into a training set and a test setcalculate the test MSE (mean squared error)calculate quickly the MSE for a number of modelsvisualize the variability of the MSE with ggplotrow-slice data framesuse R's predict functionwrite for loops in Rwrite functions of two variables in Rcombine functions and for loopsadd titles and labels to plots in ggplot In this course, I show you how to...
Syllabus
- Training and Test Sets
- More with the MSE
Instructor
Charles Redmond
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