Tugas 2 (Y dan 3X)

#Memanggil Data

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

#Memanggil Package ggplot2

library(ggplot2)

#Scatter Plot X1 dan Y

ggplot(data, aes(x = X1, y = Y)) +
  geom_point() +
  geom_smooth(method = "lm", se = FALSE, color = "red") +
  labs(title = "Scatterplot X1 dan Y", x = "X1", y = "Y")

## `geom_smooth()` using formula = 'y ~ x'

#Scatter Plot X2 dan Y

ggplot(data, aes(x = X2, y = Y)) +
  geom_point() +
  geom_smooth(method = "lm", se = FALSE, color = "red") +
  labs(title = "Scatterplot X2 dan Y", x = "X2", y = "Y")

## `geom_smooth()` using formula = 'y ~ x'

#Scatter Plot X3 dan Y

ggplot(data, aes(x = X3, y = Y)) +
  geom_point() +
  geom_smooth(method = "lm", se = FALSE, color = "red") +
  labs(title = "Scatterplot X3 dan Y", x = "X3", y = "Y")

## `geom_smooth()` using formula = 'y ~ x'