Page 75 - martinez ibarra 2PIB

y x

observaciones costo total de mantenimiento horas de reparación xy x^2
1 $ 6,350.00 $ 1,500.00 $ 9,525,000.00 $ 2,250,000.00
2 $ 7,625.00 $ 2,500.00 $ 19,062,500.00 $ 6,250,000.00
3 $ 7,275.00 $ 2,250.00 $ 16,368,750.00 $ 5,062,500.00
4 $ 10,350.00 $ 3,500.00 $ 36,225,000.00 $ 12,250,000.00
5 $ 9,375.00 $ 3,000.00 $ 28,125,000.00 $ 9,000,000.00
6 $ 9,200.00 $ 3,100.00 $ 28,520,000.00 $ 9,610,000.00
7 $ 8,950.00 $ 3,300.00 $ 29,535,000.00 $ 10,890,000.00
8 $ 7,125.00 $ 2,000.00 $ 14,250,000.00 $ 4,000,000.00
9 $ 6,750.00 $ 1,700.00 $ 11,475,000.00 $ 2,890,000.00
10 $ 7,500.00 $ 2,100.00 $ 15,750,000.00 $ 4,410,000.00
11 $ 8,900.00 $ 2,750.00 $ 24,475,000.00 $ 7,562,500.00
12 $ 9,400.00 $ 2,900.00 $ 27,260,000.00 $ 8,410,000.00
$ 78.00 $ 98,800.00 $ 30,600.00 $ 260,571,250.00 $ 82,585,000.00

$ 103,575,000.00
b= $ 1.8949
$ 54,660,000.00
1.85918E+11
a= $ 3,401.35
$ 54,660,000.00

CT= $ 8,517.57