Page 80 - LibroJupac
P. 80

Observaciones      Horas de reparacion      costo total de mantenimiento      X^2               XY
                                         1                         1500 $                                            6,350.00  2250000 $                9,525,000.00
                                         2                         2500 $                                            7,625.00  6250000 $              19,062,500.00
                                         3                         2250 $                                            7,275.00  5062500 $              16,368,750.00
                                         4                         3500 $                                         10,350.00  12250000 $              36,225,000.00
                                         5                         3000 $                                            9,375.00  9000000 $              28,125,000.00
                                         6                         3100 $                                            9,200.00  9610000 $              28,520,000.00
                                         7                         3300 $                                            8,950.00  10890000 $              29,535,000.00
                                         8                         2000 $                                            7,125.00  4000000 $              14,250,000.00
                                         9                         1700 $                                            6,750.00  2890000 $              11,475,000.00
                                        10                         2100 $                                            7,500.00  4410000 $              15,750,000.00
                                        11                         2750 $                                            8,900.00  7562500 $              24,475,000.00
                                        12                         2900 $                                            9,400.00  8410000 $              27,260,000.00
                                            $                                       30,600.00 $                                         98,800.00  82585000 $            260,571,250.00



                                  b         $                                                 1.89
                                            $                             103,575,000.00
                                            $                               54,660,000.00

                                  a         $                                         3,401.35
                                            $                     185,917,750,000.00
                                            $                               54,660,000.00
                               Y= a + bx    $                                         8,517.57
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