Training Sets, Test Sets, R, and ggplot

Description

In this course, you will learn:-

• Vagrant and VirtualBox must be installed.
• Create a virtual Linux system and run it.
• The Chadwick software tools must be installed.
• Retrosheet files can be used to extract game and play-by-play baseball data.
• ggplot allows you to create graphs.

Syllabus:-

• Introduction

• Row-slicing Data Frames

• Plotting the Training and Test Sets

• Plotting the Least-Squares Line

• Calculating the Test MSE

• Generating a Quadratic Model

• Calculating the Test MSE for the Quadratic Mode

• For Loops

• lm Revisited

• MSE via a For Loop

• Visualizing the MSE's

• Functions of Two Variables

• For Loop inside a Function

• Variability of the Test MSE