Scatter Plot dataset 1

library(lmtest)

## Loading required package: zoo

## 
## Attaching package: 'zoo'

## The following objects are masked from 'package:base':
## 
##     as.Date, as.Date.numeric

data=read.table(file.choose(), header=T)
data

##      Y  X1   X2   X3
## 1 57.5  78 2.75 29.5
## 2 52.8  69 2.15 26.3
## 3 61.3  77 4.41 32.2
## 4 67.0  88 5.52 36.5
## 5 53.5  67 3.21 27.2
## 6 62.7  80 4.32 27.7
## 7 56.2  74 2.31 28.3
## 8 68.5  94 4.30 30.3
## 9 69.2 102 3.71 28.7

plot(data$X1, data$Y,
     xlab="X1", ylab="Y",
     main="Scatter Plot X1 vs Y")
abline(lm(data$Y~data$X1), col="blue", lwd=4)

plot(data$X2, data$Y,
     xlab="X2", ylab="Y",
     main="Scatter Plot X2 vs Y")
abline(lm(data$Y~data$X2), col="pink", lwd=4)

plot(data$X3, data$Y,
     xlab="X3", ylab="Y",
     main="Scatter Plot X3 vs Y")
abline(lm(data$Y~data$X3), col="navy", lwd=4)