《运营管理》课后习题答案

Solutions_Problems_OM_11e_Stevenson1/22Chapter02-Competitiveness,Strategy,andProductivity3.(1)(2)(3)(4)(5)(6)(7)WeekOutputWorkerCost@$12x40OverheadCost@1.5MaterialCost@$6TotalCostMFP(2)(6)130,0002,8804,3202,7009,9003.03233,6003,3605,0402,82011,2202.99332,2003,3605,0402,76011,1602.89435,4003,8405,7602,88012,4802.84*refertosolvedproblem#2Multifactorproductivitydroppedsteadilyfromahighof3.03toabout2.84.4.a.Before:805=16cartsperworkerperhour.After:844=21cartsperworkerperhour.b.Before:($10x5=$50)+$40=$90;hence80÷$90=.89carts/$1.After:($10x4=$40)+$50=$90;hence84÷$90=.93carts/$1.c.Laborproductivityincreasedby31.25%((21-16)/16).Multifactorproductivityincreasedby4.5%((.93-.89)/.89).*MachineProductivityBefore:80÷40=2carts/$1.After:84÷50=1.68carts/$1.Productivityincreasedby-16%((1.68-2)/2)Chapter03-ProductandServiceDesign6.StepsforMakingCashWithdrawalfromanATM1.InsertCard:MagneticStripShouldbeFacingDown2.WatchScreenforInstructions3.SelectTransactionOptions:1)Deposit2)Withdrawal3)Transfer4)Other4.EnterInformation:1)PINNumberSolutions_Problems_OM_11e_Stevenson2/222)SelectaTransactionandAccount3)EnterAmountofTransaction5.Deposit/Withdrawal:1)Deposit—placeinanenvelope(whichyou’llfindnearorintheATM)andinsertitintothedepositslot2)Withdrawal—liftthe“WithdrawalDoor,”beingcarefultoremoveallcash6.Removecardandreceipt(whichservesasthetransactionrecord)8.TechnicalRequirementsIngredientsHandlingPreparationCustomerRequirementsTaste√√Appearance√√√Texture/consistency√√Chapter04-StrategicCapacityPlanningforProductsandServices2.%80capacityEffectiveoutputActualEfficiencyActualoutput=.8(Effectivecapacity)Effectivecapacity=.5(Designcapacity)Actualoutput=(.5)(.8)(Effectivecapacity)Actualoutput=(.4)(Designcapacity)Actualoutput=8jobsUtilization=.4capacityDesignoutputActualnUtilizatiojobs204.8capacityEffectiveoutputActualCapacityDesign10.a.Given:10hrs.or600min.ofoperatingtimeperday.250daysx600min.=150,000min.peryearoperatingtime.Solutions_Problems_OM_11e_Stevenson3/22TotalprocessingtimebymachineProductABC148,00064,00032,000248,00048,00036,000330,00036,00024,000460,00060,00030,000Total186,000208,000122,000machine181.000,150000,122machine238.1000,150000,208machine224.1000,150000,186CBANNNYouwouldhavetobuytwo“A”machinesatatotalcostof$80,000,ortwo“B”machinesatatotalcostof$60,000,orone“C”machineat$80,000.b.Totalcostforeachtypeofmachine:A(2):186,000min60=3,100hrs.x$10=$31,000+$80,000=$111,000B(2):208,00060=3,466.67hrs.x$11=$38,133+$60,000=$98,133C(1):122,00060=2,033.33hrs.x$12=$24,400+$80,000=$104,400Buy2Bs—thesehavethelowesttotalcost.Chapter05-ProcessSelectionandFacilityLayout3.3adf752b4c4e9h5i6gSolutions_Problems_OM_11e_Stevenson4/22Desiredoutput=4Operatingtime=56minutesunitperminutes14hourperunits4hourperminutes65outputDesiredtimeOperatingCTTask#ofFollowingtasksPositionalWeightA423B320C218D325E218F429G324H114I05a.Firstrule:mostfollowers.Secondrule:largestpositionalweight.AssemblyLineBalancingTable(CT=14)WorkStationTaskTaskTimeTimeRemainingFeasibletasksRemainingIF59A,D,GA36B,GG6––IID77B,EB25CC41–IIIE410HH91–IVI59–Solutions_Problems_OM_11e_Stevenson5/22b.Firstrule:Largestpositionalweight.AssemblyLineBalancingTable(CT=14)WorkStationTaskTaskTimeTimeRemainingFeasibletasksRemainingIF59A,D,GD72–IIG68A,EA35B,EB23–IIIC410EE46–IVH95II5–c.%36.805645stationsofno.xCTtimeTotalEfficiency4.a.l.2.MinimumCt=1.3minutesTaskFollowingtasksa4b3c3d2e3f2g1h0abdcf1.egh1.Solutions_Problems_OM_11e_Stevenson6/22WorkStationEligibleAssignTimeRemainingIdleTimeIaA1.1b,c,e,(tie)B0.7C0.4E0.30.3IIdD0.00.0IIIf,gF0.5G0.20.2IVhH0.10.10.63.percent54.11)3.1(46.CTxNtime)(idlepercentIdle4.420min./day323.1(323)/1.3min./OTOutputroundstocopiersdayCTcycleb.1.inutesm3.224.6NtimeTotalCT,6.4timeTotal2.Assigna,b,c,d,andetostation1:2.3minutes[noidletime]Assignf,g,andhtostation2:2.3minutes3.420182.6copiers/2.3OTOutputdayCT4.420min./dayMaximumCtis4.6.Output91.30copiers/4.6min./daycycle7.15438762Solutions_Problems_OM_11e_Stevenson7/22Chapter06-WorkDesignandMeasurement3.ElementPROTNTAFjobST1.90.46.4141.15.4762.851.5051.2801.151.47231.10.83.9131.151.05041.001.161.1601.151.334Total4.3328.A=24+10+14=48minutesper4hours.min125.720.11x70.5ST.min70.5)95(.6NT20.24048A9.a.ElementPROTNTAST11.101.191.3091.151.50521.15.83.9551.151.09831.05.56.5881.15.676b.01.A00.2z034.s83.x222(.034)67.12~68.01(.83)zsnobservationsaxc.e=.01minutes47toround,24.4601.)034(.2ezsn22Solutions_Problems_OM_11e_Stevenson8/22Chapter07-LocationPlanningandAnalysis1.FactorLocalbankSteelmillFoodwarehousePublicschool1.ConvenienceforcustomersHLM–HM–H2.AttractivenessofbuildingHLMM–H3.NearnesstorawmaterialsLHLM4.LargeamountsofpowerLHLL5.PollutioncontrolsLHLL6.LaborcostandavailabilityLMLL7.TransportationcostsLM–HM–HM8.ConstructioncostsMHMM–HLocation(a)Location(b)4.FactorABCWeightABC1.BusinessServices9552/918/910/910/92.CommunityServices7671/97/96/97/93.RealEstateCost3871/93/98/97/94.ConstructionCosts5652/910/912/910/95.CostofLiving4781/94/97/98/96.Taxes5551/95/95/94/