El-BAHITH REVIEW Number 05 _ University Of Ouargla Algeria
Annual refereed journal of applied reserch in economic, commercial and managment sciences
Annual refereed journal of applied reserch in economic, commercial and managment sciences
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2007 <strong>05</strong><br />
y = -64.769*t 3 + 1061.2*t 2 – 3984.4*t + 26490 ; R 2 = 0.82<strong>05</strong>…..11<br />
1990<br />
2<br />
3535<br />
2002<br />
4867<br />
23<br />
2<br />
2975<br />
0.8<br />
1130<br />
2.17<br />
11<br />
– 194.31*t 2 + 2122.4*t – 3984.4<br />
3<br />
y = -4.823*t 4 + 133.01*t 3 – 1236*t 2 + 4295.6*t + 1<strong>05</strong>9.3 ; R 2 = 0.6174…..12<br />
1990<br />
2<br />
2758<br />
2002<br />
4692<br />
29<br />
1<br />
6000<br />
2.2<br />
1344<br />
9.25<br />
12<br />
- 19.29*t 3 + 399.03*t 2 - 2472*t – 4295.6<br />
2<br />
y = -1.85<strong>05</strong>*t 3 + 2.4989*t 2 + 576.14*t + 1680.9 ; R 2 = 0.8451…..13<br />
13<br />
8169<br />
2.69<br />
y = 2015.5*t + 50769 ; R 2 = 0.9233…..14<br />
13<br />
1<br />
14<br />
2015.5<br />
– 5.552*t 2 + 4.998*t + 576.14<br />
53812<br />
2002 73548 1990<br />
64877 1.4<br />
y = 2015.5*t + 50769 ; R 2 = 0.9233…..14<br />
1393<br />
2002<br />
23<br />
1097<br />
1.1<br />
325<br />
3.19<br />
1991<br />
3<br />
1006<br />
3<br />
86
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