Datafile Name: Cars
Reference: Henderson, H. V. and Velleman, P. F. (1981), "Building Regression Models Interactively." Biometrics, 37, 391-411. Data originally collected from Consumer Reports.
Authorization: Contact Consumer Reports
Description: Measurements on 38 1978-79 model automobiles. The gas mileage in miles per gallon as measured by Consumers' Union on a test track. Other values as reported by automobile manufacturer.
Number of cases: 38
Variable Names:
  1. Country: Nationality of manufacturer (eg. U.S., Japan)
  2. Car: Car name (Make and model)
  3. MPG: Miles per gallon, a measure of gas mileage
  4. Drive_Ratio: Drive ratio of the automobile
  5. Horsepower: Horsepower
  6. Displacement: Displacement of the car (in cubic inches)
  7. Cylinder: Number of cylinders
The Data: 
Country	Car	MPG	Weight	Drive_Ratio	Horsepower	Displacement	Cylinders
U.S.	Buick Estate Wagon	16.9	4.360	2.73	155	350	8
U.S.	Ford Country Squire Wagon	15.5	4.054	2.26	142	351	8
U.S.	Chevy Malibu Wagon	19.2	3.605	2.56	125	267	8
U.S.	Chrysler LeBaron Wagon	18.5	3.940	2.45	150	360	8
U.S.	Chevette	30.0	2.155	3.70	68	98	4
Japan	Toyota Corona	27.5	2.560	3.05	95	134	4
Japan	Datsun 510	27.2	2.300	3.54	97	119	4
U.S.	Dodge Omni	30.9	2.230	3.37	75	105	4
Germany	Audi 5000	20.3	2.830	3.90	103	131	5
Sweden	Volvo 240 GL	17.0	3.140	3.50	125	163	6
Sweden	Saab 99 GLE	21.6	2.795	3.77	115	121	4
France	Peugeot 694 SL	16.2	3.410	3.58	133	163	6
U.S.	Buick Century Special	20.6	3.380	2.73	105	231	6
U.S.	Mercury Zephyr	20.8	3.070	3.08	85	200	6
U.S.	Dodge Aspen	18.6	3.620	2.71	110	225	6
U.S.	AMC Concord D/L	18.1	3.410	2.73	120	258	6
U.S.	Chevy Caprice Classic	17.0	3.840	2.41	130	305	8
U.S.	Ford LTD	17.6	3.725	2.26	129	302	8
U.S.	Mercury Grand Marquis	16.5	3.955	2.26	138	351	8
U.S.	Dodge St Regis	18.2	3.830	2.45	135	318	8
U.S.	Ford Mustang 4	26.5	2.585	3.08	88	140	4
U.S.	Ford Mustang Ghia	21.9	2.910	3.08	109	171	6
Japan	Mazda GLC	34.1	1.975	3.73	65	86	4
Japan	Dodge Colt	35.1	1.915	2.97	80	98	4
U.S.	AMC Spirit	27.4	2.670	3.08	80	121	4
Germany	VW Scirocco	31.5	1.990	3.78	71	89	4
Japan	Honda Accord LX	29.5	2.135	3.05	68	98	4
U.S.	Buick Skylark	28.4	2.670	2.53	90	151	4
U.S.	Chevy Citation	28.8	2.595	2.69	115	173	6
U.S.	Olds Omega	26.8	2.700	2.84	115	173	6
U.S.	Pontiac Phoenix	33.5	2.556	2.69	90	151	4
U.S.	Plymouth Horizon	34.2	2.200	3.37	70	105	4
Japan	Datsun 210	31.8	2.020	3.70	65	85	4
Italy	Fiat Strada	37.3	2.130	3.10	69	91	4
Germany	VW Dasher	30.5	2.190	3.70	78	97	4
Japan	Datsun 810	22.0	2.815	3.70	97	146	6
Germany	BMW 320i	21.5	2.600	3.64	110	121	4
Germany	VW Rabbit	31.9	1.925	3.78	71	89	4