# Scatter plot of Horsepower vs Miles Per Gallon using mtcars
plot(
  mtcars$hp,
  mtcars$mpg,
  xlab = "Horsepower (hp)",
  ylab = "Miles per Gallon (mpg)",
  main = "Relationship Between Horsepower and Fuel Efficiency",
  pch = 19,
  col = "blue")

Interpretation

There is a slight negative relationship between mpg and hp.