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GPHM.ARX
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1993-01-01
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5 = NVAR, Number of Variables (Columns)
32 = NOBS, Number of Observations (Rows)
CYLNDS CUBINS OVRP WEIGHT GPHM = NAMES
6. 160.0 4.20 2620. 4.76
6. 160.0 3.83 2875. 4.76
4. 108.0 4.01 2320. 4.39
6. 258.0 3.42 3215. 4.67
8. 360.0 5.09 3440. 5.35
6. 225.0 3.03 3460. 5.52
8. 360.0 6.86 3570. 6.99
4. 146.7 1.94 3190. 4.10
4. 140.8 3.02 3150. 4.39
6. 167.6 3.58 3440. 5.21
6. 167.6 3.58 3440. 5.62
8. 275.8 4.42 4070. 6.10
8. 275.8 4.83 3730. 5.78
8. 275.8 4.76 3780. 6.58
8. 472.0 3.90 5250. 9.62
8. 460.0 3.96 5424. 9.62
8. 440.0 4.30 5345. 6.80
4. 78.7 3.00 2200. 3.09
4. 75.7 3.22 1615. 3.29
4. 71.1 3.54 1835. 2.95
4. 120.1 3.94 2465. 4.65
8. 318.0 4.26 3520. 6.45
8. 304.0 4.37 3435. 6.58
8. 350.0 6.38 3840. 7.52
8. 400.0 4.55 3845. 5.21
4. 79.0 3.41 1935. 3.66
4. 120.3 4.25 2140. 3.85
4. 95.1 7.47 1513. 3.29
8. 351.0 8.33 3170. 6.33
6. 145.0 6.32 2770. 5.08
8. 301.0 9.38 3570. 6.67
4. 121.0 3.92 2780. 4.67
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GPHM...Henderson and Velleman(1981) "Building Multiple Regression
Models Interactively," Biometrics 37, 391-411.
CYLNDS = number of cylinders
CUBINS = cubic inches of engine displacement
OVRP = horsepower * 100 / weight = measure of extent overpowered
WEIGHT = total auto weight in pounds
GPHM = gallons per hundred miles
GASMILEG...Hocking(1976), "The Analysis and Selection of Variables
in Regression," Biometrics 32, 1-51.
HPOWER = engine horsepower
MPG = miles per gallon
OBL = informative observation labels