Description

The data was extracted from the 1974 Motor Trend US magazine, and comprises fuel consumption and 10 aspects of automobile design and performance for 32 automobiles (1973–74 models).

Section 1: Variables

A data frame with 32 observations on 11 (numeric) variables.

  • mpg Miles/(US) gallon
  • cyl Number of cylinders
  • disp Displacement (cu.in.)
  • hp Gross horsepower
  • drat Rear axle ratio
  • wt Weight (1000 lbs)
  • qsec 1/4 mile time
  • vs Engine (0 = V-shaped, 1 = straight)
  • am Transmission (0 = automatic, 1 = manual)
  • gear Number of forward gears
  • carb Number of carburetors

Section 2: Formula for MPG

The formula for miles per gallon is as follows: \[ mpg = \frac{miles\;traveled}{gallons\;of\;gas} \]

Section 3: Visualization

Histogram displaying the mpg variable