Probability,Statistics,andRandomProcessesforElectricalEngineeringThirdEditionAlbertoLeon-GarciaUniversityofTorontoUpperSaddleRiver,NJ07458LibraryofCongressCataloging-in-PublicationDataLeon-Garcia,Alberto.Probability,statistics,andrandomprocessesforelectricalengineering/AlbertoLeon-Garcia.--3rded.p.cm.Includesbibliographicalreferencesandindex.ISBN-13:978-0-13-147122-1(alk.paper)1.Electricengineering--Mathematics.2.Probabilities.3.Stochasticprocesses.I.Leon-Garcia,Alberto.Probabilityandrandomprocessesforelectricalengineering.II.Title.TK153.L4252007519.202'46213--dc222007046492VicePresidentandEditorialDirector,ECS:MarciaJ.HortonAssociateEditor:AliceDworkinEditorialAssistant:WilliamOpaluchSeniorManagingEditor:ScottDisannoProductionEditor:CraigLittleArtDirector:JayenConteCoverDesigner:BruceKenselaarArtEditor:GregDullesManufacturingManager:AlanFischerManufacturingBuyer:LisaMcDowellMarketingManager:TimGalligan©2008PearsonEducation,Inc.PearsonPrenticeHallPearsonEducation,Inc.UpperSaddleRiver,NJ07458Allrightsreserved.Nopartofthisbookmaybereproduced,inanyformorbyanymeans,withoutpermissioninwritingfromthepublisher.PearsonPrenticeHallTMisatrademarkofPearsonEducation,Inc.MATLABisaregisteredtrademarkofTheMathWorks,Inc.Allotherproductorbrandnamesaretrademarksorregisteredtrademarksoftheirrespectiveholders.Theauthorandpublisherofthisbookhaveusedtheirbesteffortsinpreparingthisbook.Theseeffortsincludethedevelopment,research,andtestingofthetheoriesandprogramstodeterminetheireffectiveness.Theauthorandpublishermakenowarrantyofanykind,expressedorimplied,withregardtothematerialcontainedinthisbook.Theauthorandpublishershallnotbeliableinanyeventforincidentalorconsequentialdamagesinconnectionwith,orarisingoutof,thefurnishing,performance,oruseofthismaterial.PrintedintheUnitedStatesofAmerica10987654321ISBN0-13-147122-8978-0-13-147122-1PearsonEducationLtd.,LondonPearsonEducationAustraliaPty.Ltd.,SydneyPearsonEducationSingapore,Pte.Ltd.PearsonEducationNorthAsiaLtd.,HongKongPearsonEducationCan...