NAME:  Speed vs MPG
TYPE:  Experiment
SIZE:  12 observations, 7 variables

DESCRIPTIVE ABSTRACT:
The effectiveness of a new experimental overdrive gear in reducing
gasoline consumption was studied in 12 trials with a light truck
equipped with this gear.

SOURCES:
 Neter, Kutner, Nachtsheim, & Wasserman.  Applied Linear Statistical
    Models, 4th edition.  Exercise 7.31 page 320.

VARIABLE DESCRIPTIONS:

 1. MPG
 2. Speed (in MPH)
 3. Speed2 = Speed^2
 4. Speed3 = Speed^3
 5. s = Speed - Ave(Speed) = Speed - 47.5
 6. s2 = s^2
 7. s3 = s^3