Data 606 - Presentation - Backwards Elimination Process

options(warn=-1)
library(imager)

## Loading required package: magrittr

## 
## Attaching package: 'imager'

## The following object is masked from 'package:magrittr':
## 
##     add

## The following objects are masked from 'package:stats':
## 
##     convolve, spectrum

## The following object is masked from 'package:graphics':
## 
##     frame

## The following object is masked from 'package:base':
## 
##     save.image

file <- system.file('C:/Users/hukha/OneDrive/Desktop/MS - Data Science/Data 606 - Statistics and Probability for data science/Data 606/8.7.png', package='imager')
im <- load.image('C:/Users/hukha/OneDrive/Desktop/MS - Data Science/Data 606 - Statistics and Probability for data science/Data 606/8.7.png')
plot(im)

Age - Based on the values of adjusted r-square, age should be removed first and then overall model’s adj r-square should be checked.