CALCULO COEFICIENTE ALFA DE CROMBACH
PERSONAL DE MANTENIMIENTO POLITICAS MTTO. SISTEMA DE INFORMACIÓN CONDICIÓN DE LOS EQUIPOS
ENCUESTADO P1P2P3P4P5P6P7P8P9P10P11P12P13P14P15P16P17P18P19P20P21P22P23P24P25P26P27P28
E1 1 1 1 1 4 4 4 4 4 1 4 1 1 1 4 4 4 4 4 4 4 4 4 4 4 4 4 4
E2 2 3 2 3 1 3 4 1 2 1 3 1 1 2 1 2 3 1 1 3 1 1 1 2 2 3 3 4
E3 4 4 4 4 4 4 4 4 4 4 4 2 2 2 2 4 4 4 4 4 4 4 4 4 4 4 4 4
E4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 3 3 3 3 4 4 4 4 4 4
E5 4 4 4 4 4 4 3 2 3 3 3 3 3 4 4 4 4 3 3 3 4 3 4 3 4 4 4 2
E6 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4
Media Xi3,173,333,173,333,503,833,833,173,502,833,672,502,502,833,173,673,833,333,173,503,333,173,503,503,673,833,833,67
Calculo S
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S
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S
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S
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S
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S
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S
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S
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S
28
Varianza1,471,221,471,221,250,140,141,470,581,810,221,581,581,471,470,560,141,221,140,251,221,141,250,580,560,140,140,56
ORGANIZACIÓN DE MANTENIMIENTO DOCUMENTACIÓN GESTIÓN DE MATERIALES CONTRATOS
ENCUESTADO P29P30P31P32P33P34P35P36P37P38P39P40P41P42P43P44P45P46P47P48P49P50P51P52P53P54P55P56
E1 4 4 4 4 4 4 4 4 4 4 4 4 4 3 3 4 3 3 3 1 3 4 4 4 4 4 3 4
E2 1 1 1 2 3 1 2 3 2 3 4 4 3 1 1 2 1 3 2 1 1 3 1 2 1 2 1 2
E3 2 4 2 4 4 2 4 4 2 2 3 4 4 4 4 4 4 4 4 4 4 4 4 4 3 4 4 4
E4 4 3 4 4 4 4 4 3 3 4 3 4 4 3 4 3 4 3 4 4 4 4 4 4 2 4 4 4
E5 2 3 3 3 4 4 3 3 3 3 4 4 4 3 3 3 3 4 4 3 3 3 4 4 3 3 4 4
E6 4 4 4 4 4 3 4 4 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4
Media Xi2,833,173,003,503,833,003,503,503,003,333,674,003,673,003,173,333,173,503,502,833,173,673,503,672,833,503,333,67
Calculo S
29S
30S
31S
32S
33S
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35S
36S
37S
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51S
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53S
54S
55S
56
Varianza1,581,171,360,610,252,030,690,360,920,810,222,251,581,031,140,671,580,280,692,251,170,471,250,581,830,691,470,56
PLANIF. Y PROGRAM. INDICADORES DE MANTENIMIENTO Σ
(xi-X)
2
ENCUESTADO P57P58P59P60P61P62P63P64P65P66P67P68P69P70P71P72P73 Total
E1 3 4 3 1 3 3 3 3 3 3 4 3 4 4 3 4 3 244 1
E2 3 3 1 1 2 2 3 3 1 2 3 2 4 3 2 1 1 148 9409
E3 4 4 4 4 4 4 4 4 4 3 3 3 4 4 4 4 2 267 484
E4 4 4 4 4 4 4 4 4 4 3 4 4 4 4 3 4 3 276 961
E5 4 4 3 3 3 3 4 3 3 3 3 3 3 3 3 3 3 245 0
E6 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 290 2025
Media Xi3,673,833,172,833,333,333,673,503,173,003,503,173,833,673,173,332,67 245 12880
Calculo S
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73
Σ S
i
α = 0,99
Varianza0,470,391,142,060,580,810,250,361,250,360,280,921,920,920,471,332,2557,67