Tugas Dataset 1

#Memanggil Dataset 1
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 library
library(ggplot2)

#Membuat Scatterplot X1 dengan Y
ggplot(data, aes(x = X1, y = Y)) +
  geom_point(size = 2.5, alpha = 0.6, color = "darkblue") +
  geom_smooth(
    method = "lm",
    se = FALSE,
    color = "pink"
  ) +
  labs(
    title = "Scatterplot Variabel X1 dengan Y",
    x = "Variabel X1",
    y = "Y"
  ) +
  theme_minimal() +
  theme(
    plot.title = element_text(face = "bold", hjust = 0.5),
    axis.title = element_text(face = "bold")
  )

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

#Membuat Scatterplot X2 dengan Y
ggplot(data, aes(x = X2, y = Y)) +
  geom_point(size = 2.5, alpha = 0.6, color = "pink") +
  geom_smooth(
    method = "lm",
    se = FALSE,
    color = "darkblue"
  ) +
  labs(
    title = "Scatterplot Variabel X2 dengan Y",
    x = "Variabel X2",
    y = "Y"
  ) +
  theme_minimal() +
  theme(
    plot.title = element_text(face = "bold", hjust = 0.5),
    axis.title = element_text(face = "bold")
  )

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

#Membuat Scatterplot X3 dengan Y
ggplot(data, aes(x = X3, y = Y)) +
  geom_point(size = 2.5, alpha = 0.6, color = "purple") +
  geom_smooth(
    method = "lm",
    se = FALSE,
    color = "darkgreen"
  ) +
  labs(
    title = "Scatterplot Variabel X3 dengan Y",
    x = "Variabel X3",
    y = "Y"
  ) +
  theme_minimal() +
  theme(
    plot.title = element_text(face = "bold", hjust = 0.5),
    axis.title = element_text(face = "bold")
  )

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