注：不含主觀題第1題單選題(1分)

Therepresentativefiguresofpoliticalarithmeticschoolare()AWilliamPettyand

GrauntBFisherandPearsonCCorningandAhernWallDWilliamPettyandCorning第2題單選題(1分)Theoutstandingfeatureof"PoliticalArithmetic"inwritingis()AComparedwithBritain,HollandandFranceinmanyaspectsBUsenumbers,measurements,anddimensionstoillustratetheproblemCServingtheBritishcolonialstrategyDItistherepresentativeworkofpoliticalarithmeticschool第3題單選題(1分)GrauntuseddatafromtheChurchofEnglandtoobservebirthanddeath.Hemadethefirst()

ABirthsexratiotableBMortalityrateofvariousepidemicsCMortalityratetableDAnnualneonatalmortalityrate1.4.2Homework課后習(xí)題第1題單選題(1分)Thestatisticianwhofoundthesexratioofthenewbornbyalargenumberofobservationsis()AKettlerB

SousseMillsCGraunt

DWilliamPetty第2題單選題(1分)Thestatisticalmethodreflectingtheoveralleconomicoperationis()AStatisticalgroupingBMassObservationMethodCStatisticalindexmethodDInductivereasoning第3題單選題(1分)Whatisnotthebasicstatisticalresearchmethodinthefollowingmethodis()ATestmethodBStatisticalindexmethodC

MassObservationMethodDStatisticalgrouping1.4.4Homework課后習(xí)題第1題單選題(1分)Inthefollowingoptionsisnotanoverallfeature()AMassBCountabilityCHomogeneityDDifference第2題單選題(1分)

Comprehensiveinvestigationisconductedfor()ALimitedpopulationBInfinitepopulationC

PartialpopulationDTotalpopulation第3題單選題(1分)IftheresearchobjectisChinesecollegestudents,themostoperableoverallstatementis()AAllcollegestudentswithChinesenationalityBAllcollegestudentsstudyinginChineseuniversitiesCAllcollegestudentswithChinesenationalitystudyinginChineseUniversitiesDAllChinesestudentsstudyinginmainlandChinawithChinanationality1.5Unittest第一單元測(cè)試題第1題單選題(1分)Therearethreemeaningsofstatistics,whichisnotincludedinthefollowingfouroptionsis()A

StatisticalworkBStatisticaldataC

StatisticalreportingD

Statistics第2題單選題(1分)Thedifferencebetweenstatisticsandaccountingisthatstatisticsis()

AStatisticsistoprovideinformationaboutpeopleandpropertyformacromanagementBStatisticsisthesubjectofcollecting,sortingandanalyzingdataC

statisticswasfoundedbystatisticiansDAccountingonlyprovidesfinancialinformation第3題單選題(1分)Thenamegiventothedisciplineofstatisticsis()AAhernwallBGrauntCWilliamPettyDCorning第4題單選題(1分)Thestatisticianwhostudiessocialphenomenabystudyingnaturalphenomenais()AKettlerB

GrauntCSousseMillsDCorning第5題單選題(1分)Regardingindicatorsandcharacters,thefollowingwrongstatementis()ACharactergenerallydoesnothavecomprehensivecharacteristicsBIndicatorscanbeexpressedbyquantityCCharacterscanonlybeexpressedinwordsDIndicatorsandcharacterscanbeconvertedtoeachother第6題單選題(1分)Regardingvariables,thefollowingwrongstatementis()AIQisadiscretevariableBWeightisacontinuousvariableCCoffeebrandisafixedvariableDGenderistheordinalvariable第7題單選題(1分)

Doyouthinkthetemperatureis()ANominalvariableBOrdinalvariableCIntervalvariableDRatiovariable第8題單選題(1分)Investigatingaprivatecarinacity,thesurveyunitis()A

EveryfamilyinthecitywithaprivatecarBAllfamilieswithprivatecarsinthecityCAllprivatecarsinthecityDEveryprivatecarinthecity第9題單選題(1分)Thefollowingvariabletypesthatcannotbeaveragedare()AContinuousvariableBIntervalvariableC

RatiovariableDOrdinalvariable第10題單選題(1分)Netincomepercapitais()AQuantitativeindicatorBQuantityindicatorCQuantitycharacterD

Qualitycharacter第11題單選題(1分)Whichofthefollowingoptionsisaqualityindicator（

）AWheatyieldBProductqualificationrateCTimeforhomeworkDTotalpersonalincometaxpayment第12題單選題(1分)Onestudentscored88pointsinthestatisticstest,andthenumberis()A

CharacterBIndicatorCVariableDVariablevalue第13題單選題(1分)Acompanysurveyedemployeesinadepartment.Amongthefollowingcharacters,theonethatainvariantcharacteris()APerformanceBDepartmentCAgeD

Education2.3.1Homework課后習(xí)題第1題單選題(1分)Thebasicrequirementsofstatisticalinvestigationmainlyincludethreeaspects,

thefollowingisnotwhatthebasicrequirementsofstatisticalinvestigationis().AAccuracyBScientificCComprehensiveness

DTimeliness第2題單選題(1分)Itisaone-timesurveyspeciallyorganized,generallyusedtoinvestigateacomprehensivesurveyatacertaintime-pointonthelevelofsocio-economicphenomena.()AComprehensivereport

BTypicalsurveyCKeysurveyDCensus第3題單選題(1分)Inordertograspthequalityofcementproductioninanarea,theareaplanstoinvestigatetheproductionofseverallarge-scalecementplantsthataccountfor80%ofthetotalcementoutputinthisarea.Thissurveybelongsto().ASamplesurveyBTypicalsurveyCKeysurvey

DCensus2.4.1Homework課后習(xí)題第1題單選題(1分)Duringtheimplementationofthesurveyplan,thesurveyitemsareusuallyexpressedintheformofstatisticaltables,whichcangenerallybedividedinto().A

SimpletableandcompoundtableBSingletableandcompoundtableCSingletableandscheduleDSimpletableandschedule第2題單選題(1分)Referstothetimefortheinvestigation,includingthetimerequiredfortheentireworkofcollectingandsubmittinginformation().A

SurveytimeBInvestigationdeadlineCInvestigationperiodDInvestigationtime-point第3題單選題(1分)Statisticalerrorsaremainlydividedintotwomajorcategories:erasableerrorsandirreversibleerrors.Theerasableerrorsaredividedinto()andsystematicerrors.A

RegistrationerrorBsamplingerror

CMeteringerror

DRepresentativeerror2.6Unit2test第二單元測(cè)試題第1題單選題(1分)Thestatisticalsurveyisclassifiedaccordingtothedifferentorganizationalformsofthesurveyandcanbedividedinto(C)A

Fullsurveyandnon-overallinvestigationBFrequentinvestigationandone-timesurveyCStatisticalreportingandspecialsurveysDKeysurveyandtypicalsurvey第2題單選題(1分)

ToknowthestockofTVsetsinashoppingmall,itisadvisabletouse().ADirectobservation

BInternetsurveyCQuestionnaireDInterview第3題單選題(1分)Inordertoknowthesituationofcommoditysales,fiveshoppingmallswhichaccountfor80%ofthecity'scommoditysaleswereinvestigated.Thismethodbelongsto().A

CensusBKeysurveyCSamplesurvey

D

Statisticalreporting第4題單選題(1分)Datainvolvedinstatisticalsorting().ARawdata

BSecondarydataC

RawdataandsecondarydataDDataafterstatisticalanalysis第5題單選題(1分)Thefollowingoptionstatementiscorrect()AThekeysurveyisacomprehensivesurveyconductedbyselectingapartofthesamplesamongthesurveysubjectsB

Observationcanobtainalotofrealfirst-handdata,butittakesalotofmanpower,materialresources,financialresourcesandtimeCObservationisakindofblindpassivefeelingDThemeaningofvalidityandreliabilityofstatisticaldataisconsistent第6題單選題(1分)Inthestatisticalsurvey,()isanimportantsymboltomeasurethequalityofstatisticalsurveyworkandthelifeofstatisticalwork.AAccuracy

BTimelinessC

ComprehensivenessDSystematic第7題單選題(1分)Thecentraltaskofstatisticalsortingistoenter()A

ReviewofstatisticaldataBGroupingofstatisticsCSummaryandcompilationofstatisticaldata

D

Statisticalgroupingandcompilingfrequencydistributiontable第8題單選題(1分)WhichofthefollowingisnotclassifiedbyusinginthestatisticaltableAQuestionnaireBSortingtableCAnalysisTableDGroupingtable第9題單選題(1分)Regardingthenationalindustrialcensus,thewrongchoiceis()AAllindustrialenterprisesarethesubjectsofinvestigationB

EveryindustrialenterpriseisasurveyunitCThetotaloutputvalueofeachindustrialenterpriseisastatisticalindicatorDThenumberofstate-ownedindustrialenterprisesinChinaisastatisticalindicator第10題單選題(1分)Thepurposeoftheuniformstandardtimestipulatedinthecensusis()AAvoidduplicationandomissionofregistrationBDeterminethescopeoftheinvestigation

CDeterminetheinvestigationunitDConvenienceofregistration

第11題單選題(1分)Thedatacollectedbythestatisticalsurveycanbeoriginaldataorsecondarydata.Therelationshipbetweentheoriginaldataandsecondarydatais()ATheoriginaldatacomesfromthegrass-rootsunits,andthesecondarydatacomesfromthesuperiorunitsBSecondarydataisprocessedfromoriginaldataCThereisnonecessaryconnectionbetweentheoriginaldataandthesecondarydataDThereisnodifferencebetweenprimarydataandsecondarydata第12題單選題(1分)Thebasictaskofstatisticalinvestigationistoobtainoriginalstatisticaldata.Theso-calledoriginalstatisticaldatais()ADataheldbyStatisticsDepartment

B

Dataobtainedaftersortingouthistoricaldata

CInformationobtainedbyregisteringdirectlywiththeinvestigationunitDInformationpublishedonstatisticalyearbooksorstatisticalbulletins

第13題單選題(1分)Thesurveyitemsareusuallyexpressedintheformofatable,calledaquestionnaire,whichcangenerallybedividedinto()ASingletableandcompoundtableBSingletableandscheduleC

SimpletableandcompoundtableDSimpletableandschedule3.1.2Homework課后習(xí)題第1題單選題(1分)Theprincipleofstatisticalgroupingistoreflect().AIntragroupdifference,IntergrouphomogeneityBIntragrouphomogeneity,IntergroupdifferenceCIntragroupdifference,IntergroupdifferenceDIntragrouphomogeneity,Intergrouphomogeneity第2題單選題(1分)

Keyproblemsofstatisticalgrouping().ADoagoodjobinsortingoutstatisticaldataBCorrectselectionofgroupingcharactersanddemarcationofgroupsCPayattentiontotheaccuracyandscientificofstatisticaldataDGrasptheessenceandlawofthings第3題判斷題(1分)Groupingbyonecharacterisasimplegrouping,andgroupingbymultiplecharactersisacompoundgrouping.()3.2.2Homework課后習(xí)題第1題單選題(1分)The"accumulationup"intheaccumulativetimesoraccumulativefrequencymeans()AAddthevariablevaluesofeachgroupfromsmalltolargeBAddthenumberorfrequencyofeachgroupfromsmalltolargeCAddthenumberorfrequencyofeachgroup

fromthelowestgroupofvariablevaluestothehighestgroupDAddthenumberorfrequencyofeachgroup

fromthehighestgroupofvariablevaluestothelowestgroup第2題單選題(1分)Asequenceofcontinuousvariableswhoselastgroupismorethan500.Ifthemedianvalueofadjacentgroupis480,themedianvalueoflastgroupis()A520

B510C530

D540第3題單選題(1分)Thefrequencydensityis()AAveragenumberofintervaldistributionswithineachgroupBThenumberoftimesofunitintervaldistributionineachgroupCAveragefrequencyofintervaldistributionwithineachgroupDClassintervallengthofunittimes3.3.2Homework課后習(xí)題第1題單選題(1分)Anyspecificvalueinthestatisticaltablemustbelimitedby()AThegeneraltitleofthetable

BThehorizontaltitleofthetableCRowsoftablesandcolumnsoftablesD

Thegeneraltitle,thehorizontaltitleandcolumntitleofthetable第2題單選題(1分)Whatkindoffrequencydistributiondoesthepopulationmortalityrategroupbyage?()ABell-shapeddistributionBPositiveJ-shapeddistributionCU-shapeddistributionDInverseJ-shapeddistribution第3題判斷題(1分)Eachrectangleinthebarchartrepresentsacategory,anditswidthismeaningless,whilethewidthofhistogramrepresentsthegroupdistanceofeachgroup()3.4.2Homework課后習(xí)題第1題單選題(1分)Theweightedharmonicmeanissometimesusedastheweightedmean()ADeformationBReciprocalCMean

DSquareroot第2題單選題(1分)Theinfluenceofweightsontheweightedarithmeticmeanisdeterminedby()AValuesizeofeachgroupofcharactervaluesBWhatistheabsolutenumberofweightsCProportionofthenumberofunitsineachgrouptothepopulationnumberofunitsDWhatisthepopulationnumberofunits第3題判斷題(1分)

Thegreatertheabsolutenumberofweights,thegreatertheeffectonthearithmeticmean.()3.5.2Homework課后習(xí)題第1題判斷題(1分)Undertheconditionofclassintervalseries,thesizeofthemodedependsmainlyontheinfluenceofthenumberofadjacentgroupsofthegroup.(

)第2題單選題(1分)

Whenastoreformulatesamen'sshirtpurchaseplan,itneedstoknowtheaveragesizeofshirtssold,anditshouldbecalculated()AArithmeticmeanBHarmonicmeanCGeometricmeanDMode第3題單選題(1分)Thereare9elderlypeopleover100yearsoldinacommunity,andtheiragesare101,103,102,110,102,105,102,103,106,whichcanbeknownfromthegroupdataoftheelderlypeople().AArithmeticmean>Median>ModeBArithmeticmean＜Median＜Mode

CArithmeticmean<Mode<MedianDArithmeticmean＞Mode＞Median3.6.2Homework課后習(xí)題第1題單選題(1分)

In2002,theaveragewageofemployeesinacompanywas5,200yuan,andthestandarddeviationwas110yuan.In2005,theaveragewageofemployeesincreasedby40%andthestandarddeviationincreasedto150yuan,

therelativevariationoftheaveragewageis()AIncreasesBDecreasesCRemainsunchangedDCannotbecompared

第2題單選題(1分)Ifthefrequencyserieschangesfrequencytofrequency,thenthevariance()ARemainsunchangedBIncreaseCDecreaseDUnexpectedchange第3題判斷題(1分)Boththemean

deviationandthestandarddeviationrepresentthemean

dispersionofeachcharactervaluefromthearithmeticmean.()3.9unit3test第三單元測(cè)試題第1題單選題(1分)TherearetwoseriesAandB,iftherangeofAislargerthanthatofB,then(d)AThestandarddeviationofAmustbegreaterthanthatofBBThestandarddeviationofAmustbelessthanthatofBCThestandarddeviationofAmustbeequaltothatofBDThereisnorelationshipbetweentherangeandthestandarddeviation第2題單選題(1分)Theinfluenceofweightonweightedarithmeticmeandependson(

)AValuesizeofeachgroupofcharactervaluesBWhatistheabsolutenumberofweightsC

ProportionofunitsineachgrouptototalunitsDWhatisthepopulationnumberofunits第3題單選題(1分)Thestandarddeviationcoefficientisabstractedas(

)AThesizeofthepopulationindexvalueBTheimpactofthepopulationnumberofunitsCTheinfluenceoftheproportionofeachgroup'sunitsinthetotalunitsDInfluenceofaveragelevel第4題單選題(1分)Knowingtheunitpriceandsalesofapplesin4fruitstores,tocalculatetheaveragepriceofapplesin4stores,youshoulduse(

)ASimplearithmeticmean

BWeightedarithmeticmeanCWeightedharmonicmeanDGeometricmean第5題單選題(1分)

Ifthefrequencyserieschangesfrequencytofrequency,thenthevariance(

)ARemainsunchanged

BIncrease

CDecreaseDUnexpectedchange第6題單選題(1分)Accordingtothenatureofarithmeticmean,thefollowingexpressioniscorrect(

).ABCD第7題單選題(1分)ItisknownthattheaveragewagesofemployeesoftwosimilarenterprisesPartyAandPartyBarethesame,andthestandarddeviationsare50yuanand60yuanrespectively,thentherepresentativenessoftheaveragewagesofemployeesinthetwoenterprises(

).ABisgreaterthanABAisgreaterthanBCAandBareequalDUnabletojudge第8題單選題(1分)Whencalculatingthearithmeticmeanwiththegroupmedianofeachgrouprepresentingitsactualdata,itisusuallyassumedthat(

).A

Thedataofeachgroupisuniformdistribution

withinthegroupBEqualtimesforeachgroupC

ThereisnodifferencesbetweengroupsofdataDThenumberofdataineachgroupisnotequal第9題單選題(1分)Whengrouping,once

itmeetsacertainvariablevalueisexactlyequaltotheupperandlowerlimitvaluesoftwoadjacentgroups,itisgenerally(

).APutthisvalueintotheupperlimitgroupBPutthisvalueintothelowerlimitgroupCThisvaluecanbeclassifiedintotwogroupsDThevaluedoesnotneedtobeincludedinanygroup第10題單選題(1分)

Themedianvalueofagroupofnumbers25,29,27,32,30,34is(

).A29B29.5

C30DItdoesnotexist第11題判斷題(1分)Althoughthearithmeticmeanofthetwoseriesisnotequal,aslongasthestandarddeviationisthesame,thentheirdegreeofdispersionisthesame.()第12題判斷題(1分)

Thehomogeneityofthepopulationmeansthateachunitinthepopulationarethesameonallcharacters,whiledifferencemeansthateachunitinthepopulationaredifferentonallcharacters.(

)第13題判斷題(1分)

Ingeneral,eachseriescontainingonlyonevariablevalueiscalledamononomialseries.()第14題判斷題(1分)The

influenceofweightsonthearithmeticmeanisonlyexpressedasthenumberofoccurrencesofeachgroup,regardlessoftheproportionofeachgroup'sfrequencyinthetotalnumber.()第15題判斷題(1分)Simplegroupinginvolvesacertaincharacterofthepopulation,andcompoundgroupinginvolvesmorethantwocharactersofthepopulation.Therefore,arrangingtwosimplegroupstogetherisacompoundgrouping.()第16題第17題第18題第19題4.1.2Homework課后習(xí)題第1題單選題(1分)

Comparethetimeserieswiththevariableseries,whichofthefollowing()doesnotbelongtotheirdifference.ADifferenttimeconditionsBThenumberofvariablesisdifferentCVariablepropertiesaredifferentDWhetherthepopulationisgrouped第2題單選題(1分)Thetimeseriesismainlydividedintoabsolutenumbertimeseries,relativenumbertimeseriesand().APeriodseriesBTime-pointseriesCChronologicalseriesD

Averagetimeseries第3題單選題(1分)

Amongthefollowingtimeseries,thatbelongingtotheaveragetimeseriesis().APopulationattheendoftheyearBPercapitainvestmentofrealestateandresidenceCAveragesalaryDInvestmentofrealestateandresidence4.1.4Homework課后習(xí)題第1題單選題(1分)Thefollowingdoesnotbelongtothedifferencebetweendynamicmeanandstaticmeanis().AThenatureisdifferentB

AverageobjectsaredifferentC

AveragealgorithmisdifferentDThebasisofthedataisdifferent第2題單選題(1分)Thesalessituationofasupermarketinthefirstquarterisshowninthefollowingtable:(tenthousandyuan)EarlymonthFirstSecondThirdFourthSalesvolume

232220209296Theaveragesalesvolumeofthesupermarketinthefirstquarterwas().A220

B231C221

D230第3題單選題(1分)Acompany'scapitalflowinthefirstquarterisshowninthefollowingtable:TimeJanuaryFebruaryMarchAprilCommoditysales(tenthousandyuan)

Capitalattheearly

month(tenthousandyuan)300200210150156130

160Question:TheaveragecapitalflowrateofAcompanyinthefirstquarteris().A1.55

B

1.75

C1.65D1.454.1.6Homework課后習(xí)題第1題單選題(1分)What'swrongwiththedescriptionofaveragegrowthinthefollowing().ATheaveragegrowthistheaverageofthegrowthofeachperiodintheobservationperiodBTheaveragegrowthisequaltothesumofperiodbyperiodgrowthdividedbythenumberofperiodbyperiodgrowthCAveragegrowthequalscumulativegrowthdividedbynumberofobservationsDTheaveragegrowthisequaltothecumulativegrowthdividedbythenumberofobservationsminusone第2題單選題(1分)Thefollowingstatementsaboutthespeedofdevelopmentandspeedofgrowtharewrong().ASpeedofdevelopmentcanbegreaterthanorlessthan1BSpeedofgrowthcanbegreaterthanorlessthan1CSpeedofgrowth

canbepositiveornegativeDSpeedofdevelopment

canbepositiveornegative第3題單選題(1分)Therelationshipbetweenthe

chainedspeedofdevelopmentandthefixedbasespeedofdevelopmentis().AChainedspeedofdevelopment=fixedbasespeedofdevelopmentBTheproductofthechainedspeedofdevelopmentisequaltothefixedbasespeedofdevelopmentCThesumofthechainedspeedofdevelopmentisequaltothefixedbasespeedofdevelopmentDThedifferenceofthechainedspeedofdevelopmentisequaltothefixedbasespeedofdevelopment4.2.2Homework課后習(xí)題第1題單選題(1分)Iftheaveragespeedofdevelopment

iscalculatedattheinitialandthelastlevelofthetimeseries,the()methodshouldbeselectedtocalculatetheaveragespeedofdevelopment.A

HeadtailhalfmethodBGeometricmeanCHigher-orderequation

D

Cumulativemethod第2題單選題(1分)ThechangesinthetotalGDPofaregionfrom2007to2015areshowninthefollowingtable:Year200720082009201020112012GDP（Tenthousandyuan)368839404261473056306822Duringthisperiod,theaveragespeedofgrowthofGDPintheregionwas().A

12%B13%C

36%D

40%第3題單選題(1分)Ifthechainedspeedofdevelopmentofthephenomenonisacceleratedphasebyphase,thecomparisonofthemethodsforcalculatingtheaveragespeedofdevelopmentis().ALevelmethodisgreaterthancumulativemethodB

LevelmethodislessthancumulativemethodCLevelmethodisequaltocumulativemethodDUnabletojudge4.3.2Homework課后習(xí)題第1題單選題(1分)ObservetheGDPdatachartasfollows:Fromtheabovefigure,youcanseewhich()typeoffactorssignificantlyaffectthetimeseries.ASecular?trendsBSeasonalvariation

C

Cyclicalvariation

DIrregularvariation第2題單選題(1分)Inthetimeseriesofthepricechangesofmajorfoodsin50citiespublishedonthewebsiteoftheNationalBureauofStatistics,thetimeseriesofporkpricesmainlyreflectswhich()typeoffactorsaffectthetimeseries.ASecular?trendsBSeasonalvariationCCyclicalvariation

DIrregularvariation第3題單選題(1分)Amongthefourtypesoffactorsintimeseries,whichtypeof()factorisrelativelydifficulttoanalyzeandpredict.ASecular?trends

BSeasonalvariationCCyclicalvariationDIrregularvariation4.4.2Homework課后習(xí)題第1題單選題(1分)ThetimeseriescontainingNdatapassesthroughthreemovingaverages,thenumberofdatabecomes()items.A

N-1B

N-2CN-3D

N-4第2題單選題(1分)Thetimeseriesshallbesmoothedbyeventermmovingaveragemethod,and()timesmovingaverageshallbecarriedout.AOnceBTwiceCThreetimesDUnsure第3題單選題(1分)Thefollowingdoesnotbelongtothecharacteristicsofmovingaveragemethod()AMovingaveragehassmoothsmoothingeffectontheseries.Themoremovingitemsare,thestrongerthesmoothingandsmoothingeffectis.BThetrendvaluesequencecomposedofmovingaverageshasfeweritemsthantheoriginalsequence.WhenNisanoddnumber,thetrendvaluesequencehasless

itemsatthebeginningandend;whenNisanevennumber,thereisless

itemsatthebeginningandend;

CMovingaveragemethodcanpredictthedevelopmenttrendoftimeseriesinacertainperiodinthefuture.DMovingaveragemethodcannotfullyreflecttheseculartrendoftheoriginalseries4.5.2Homework課后習(xí)題第1題單選題(1分)Theconditiontobesatisfiedintheestimationandfittingofthelineartrendequationbytheleastsquaremethodis().ABCD第2題單選題(1分)Usingtheleastsquaremethodtofitthetrendlineofthetimeseriesandinordertosimplifythecalculation,wecanusethesimplemethodtocalculatetheparametersaandb,firstlyassuming()ABCD第3題單選題(1分)

Inthefittedtrendlineequation,theeconomicsignificanceofbis()AEconomicindexvalueofinitiallevelBThedegreeofcorrelationbetweentimeindexandeconomiclevelCAveragespeedofgrowthofeconomiclevel

DAverageeconomicgrowth4.5.4Homework課后習(xí)題第1題單選題(1分)Thefollowingdescriptionoftheseasonalindexiswrongis()ASeasonalindexistherelativenumberreflectingtheseasonalvariationBTheseasonalindexiscalculatedonthebasisoftheaverageofmonthlyorquarterlydataforthewholeyearCTheclosertheseasonalindexisto100%,thegreaterthedegreeofseasonalvariationisDSeasonalindexmaybeadjusted第2題單選題(1分)Themeanofseasonalindexis100%,

and

thesumofmonthlyseasonalindexisequalto().A400%

B1200%

C

120%

D100%第3題單選題(1分)Ifthereisseculartrendofsignificantincreaseindata,then

().ATheseasonalindexattheendoftheyearissignificantlyhigherthanthatatthebeginningoftheyearBTheseasonalindexattheendoftheyearissignificantlysmallerthanthatatthebeginningoftheyearCThereisnosignificantchangeofseasonalindexattheendoftheyearandthebeginningoftheyearDUnabletojudge4.7Unit4test第四單元測(cè)試題第1題單選題(1分)Timeseriesandvariableseries（

）.AArearrangedinchronologicalorderB

ArearrangedaccordingtothesizeofthevariablevalueCTheformerisarrangedaccordingtochronologicalorder,thelatterisarrangedaccordingtothesizeofthevariablevalueDTheformerisarrangedaccordingtothesizeofthevariablevalue,thelatterisarrangedaccordingtothechronologicalorder第2題單選題(1分)Dataonthenumberofworkersattheearlymonthinaworkshopisasfollows:Month1234567Numberofpeopleattheearlymonth300384380391397404420Theaveragenumberofpeopleintheworkshopinthefirsthalfoftheyearisabout().A380peopleB376peopleC386peopleD400people第3題單選題(1分)ThepopulationattheendofFebruaryinacertainregionis1.9million,thepopulationattheendofMarchis1.92million,andtheaveragepopulationinFebruaryinthisregionis().A1.9millionpeopleB1.91millionpeople

C1.92millionpeopleDUnsure第4題單選題(1分)

Thechainedspeedofdevelopment()canbecalculatedfroman11-termtimeseries.AThereare10

BThereare11

CThereare12

DThereare9第5題單選題(1分)

Thebasisforcalculatingtheaverage

speedofdevelopment

withgeometricmean

is().ATheproductofthechainedspeedofdevelopmentineachyearisequaltothetotalspeedB

ThesumofthechainedspeedofdevelopmentineachyearisequaltothetotalspeedCTheproductofthechainedgrowthspeedineachyearisequaltothetotalspeedDThesumofthechainedgrowthspeedineachyearisequaltothetotalspeed第6題單選題(1分)Thecapitalinvestmentofanenterprisein2015increasedby76%comparedwiththatin2010,thentheaveragespeedofdevelopmentofthecapitalinvestmentoftheenterprisein2011-2015is().ABCD第7題單選題(1分)Calculatetheaveragenumberoflivestockinthewholepastoralareainhalfayearaccordingtothenumberoflivestockinthebeginningofeachmonth,usingtheformula().ASimpleaveragemethodBGeometricmeanmethodCWeightedchronologicalmeanmethod

DHeadtailhalfmethod第8題單選題(1分)Inthemethodofmeasuringseculartrend,whatcanformmathematicalmodelis(

)A

time-distanceexpansionmethodBMovingaveragemethodCLeastsquaresmethod

DSeasonalindexmethod第9題單選題(1分)

Theoutputofaproductincreasedby65%in2005comparedwith2000,andincreasedby120%in2010comparedwith2000.Theformulaforthegrowthrateofthisproductin2010comparedwith2005is（）ABCD第10題單選題(1分)Thecorrectrelationshipinthefollowingis

().ATheproductofthe

chainedspeedofdevelopment

isequaltothecorrespondingfixedbasespeedofdevelopmentBTheproductofthefixedbasespeedofdevelopmentisequaltothecorrespondingchainedspeedofdevelopmentCTheproductofthecha