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Q2 Z2,(Q2) Z2(Q2) - Institute for Water Resources - U.S. Army

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Table 4.42<br />

STCC 37 - TRANSPORTATION EQUIPMENT<br />

DEMAND EQUATIONS<br />

Sample<br />

2 ip<br />

C<br />

Regression Size Intercept M F R 2<br />

Distance < 200 mi.<br />

Rail 36<br />

Truck 36<br />

Distance > 200<br />

Rail - 200<br />

Truck 200<br />

All Distances<br />

Rail 236<br />

Truck 236<br />

Rail<br />

Truck<br />

-70108<br />

48082<br />

-48061<br />

17744<br />

-46581<br />

-18261<br />

771.160 -3.819 0.021* 0.079*<br />

-205.550* 7.871* 0.062* 0.080*<br />

25.523 -0.010 0.030* 0.059*<br />

-35.157* 0.011* 0.006* 0.005*<br />

2945.3 22.988 -0.010 0.029* 0.061*<br />

65116.0* -15.879 0.004 0.014* 0.032*<br />

236 -47979 2803.5 23.510<br />

236 -21297 65316.0* -18.744<br />

*Statistically significant at the a ■ 0.05 level.<br />

-0.011 0.031* 0.081* -0.006 -0.010*<br />

0.005 0.011* 0.015 0.016* 0.008*<br />

15.83 .67<br />

55.07 .88<br />

36.09 .43<br />

33.57 .41<br />

37.25 .45<br />

30.88 .40<br />

27.43 .46<br />

24.11 .43

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