Variable Information for mtcars dataset

-mpg = Miles/(US) gallon

-cyl = Number of cylinders

-disp = Displacement (cu.in.)

-hp = Gross horsepower

-drat = Rear axle ratio

-wt = Weight (lb/1000)

-qsec = 1/4 mile time

-vs = V/S

-am = Transmission (0 = automatic, 1 = manual)

-gear = Number of forward gears

-carb = Number of carburetors