Determinacion de Vida Util Ejercicio

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determinacion de vida util mediante regresion lineal

Transcript of Determinacion de Vida Util Ejercicio

tiempo puntaje x^2 y^2 xy x-xp0 9 0 81 0 -90

15 8.4 225 70.56 126 -7530 8.2 900 67.24 246 -6045 8 2025 64 360 -4560 7.8 3600 60.84 468 -3075 7.6 5625 57.76 570 -1590 7.6 8100 57.76 684 0

105 7.2 11025 51.84 756 15120 7 14400 49 840 30135 7 18225 49 945 45150 6.8 22500 46.24 1020 60165 6.8 27225 46.24 1122 75180 6.6 32400 43.56 1188 90

1170 98 146250 745.04 8325 090 7.538461538 11250 57.31076923 640.3846154

tiempo puntaje y^ y-y^ (y-y^)^2 LCS0 9 8.626374 0.373626 0.139596388 8.926850246

15 8.4 8.445054 -0.045054 0.002029863 8.71468577730 8.2 8.263734 -0.063734 0.004062023 8.50252130945 8 8.082414 -0.082414 0.006792067 8.2903568460 7.8 7.901094 -0.101094 0.010219997 8.07819237175 7.6 7.719774 -0.119774 0.014345811 7.86602790390 7.6 7.538454 0.061546 0.00378791 7.653863434

105 7.2 7.357134 -0.157134 0.024691094 7.503387903120 7 7.175814 -0.175814 0.030910563 7.352912371135 7 6.994494 0.005506 3.0316E-05 7.20243684150 6.8 6.813174 -0.013174 0.000173554 7.051961309165 6.8 6.631854 0.168146 0.028273077 6.901485777

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f(x) = − 0.0120879120879121 x + 8.62637362637363R² = 0.954191784662835

Column CLinear (Column C)

180 6.6 6.450534 0.149466 0.022340085 6.75101024697.999902 9.8E-05 0.287252748

217.271178

y-yp (x-xp)^2 (y-yp)^2 (x-xp)(y-yp)1.461538462 8100 2.136094675 -131.5384620.861538462 5625 0.742248521 -64.61538460.661538462 3600 0.437633136 -39.69230770.461538462 2025 0.213017751 -20.76923080.261538462 900 0.068402367 -7.846153850.061538462 225 0.003786982 -0.923076920.061538462 0 0.003786982 0-0.33846154 225 0.114556213 -5.07692308-0.53846154 900 0.289940828 -16.1538462-0.53846154 2025 0.289940828 -24.2307692-0.73846154 3600 0.545325444 -44.3076923-0.73846154 5625 0.545325444 -55.3846154-0.93846154 8100 0.880710059 -84.4615385

0 40950 6.270769231 -495sxx syy sxy

b1 -0.012088b0 8.626374

LCI8.3258977548.1754222238.024946691

7.874471167.723995629 0.161597915 S7.5735200977.4230445667.2108800976.998715629

6.786551166.5743866916.362222223

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f(x) = − 0.0120879120879121 x + 8.62637362637363R² = 0.954191784662835

Column CLinear (Column C)

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y^Linear (y )̂LCSLinear (LCS)LCILinear (LCI)

6.150057754

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y^Linear (y )̂LCSLinear (LCS)LCILinear (LCI)

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y^Linear (y )̂LCSLinear (LCS)LCILinear (LCI)

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y^Linear (y )̂LCSLinear (LCS)LCILinear (LCI)