
, the number of standard deviations from the incriminate and adding the average time between breakdowns, optimal maintenance intervals for each pillowcase of equipment would be: EquipmentProbabilityZMean + Z = optimum Maintenance separation A201$300/$2,300 = .1301.1220 1.12(2) = 17.76 days B400$200/$3,500 = .0571.5830 1.58(3) = 25.26 days C850$530/$4,800 = .1101.2240 1.22(4) = 35.12 days rather of reading the z table values from the text, an online z-score calculator pile be used to find the number of standard deviations from the mean, given a probability ( ordinance Lab, n.d. ). References ordinance Lab. (n.d.). Z! -score calculator [online application]. Retrieved from Formula Lab website http://www.fourmilab.ch/rpkp/experiments/analysis/zCalc.html Stevenson, W. (2009). Operations Management (10th ed.). newly York, NY: McGraw-Hill.If you sine qua non to get a full essay, order it on our website: OrderCustomPaper.com
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