2024 CHIJ STC SEC4EXP Geog PRELIM MS

ANSWERSCHEMESecondary4ExpressPrelims2024ElectiveGeography Cluster1:GeographyinEverydayLife1. (a) AgroupofSingaporeanstudentswantedtofindoutifthereareenoughfacilitiesintheneighborhoodofTelokBlangahCrescent(Fig.1.1)to supporttheageingresidentpopulation. They createda closed-endedquestionnaire to testtheirhypothesis“There aresufficientfacilitiesin TelokBlangahCrescentto supporttheageingresidentpopulation.” Fig. 1.1 (i) WithreferencetoinformationfromFig.1.1,describehowthestudentscouldcollectdatafortheirinvestigation. ● Studentsshoulddividethemselvesto work inpairs.Eachpaircanlocate themselves at the variouslocationsaroundthehousingestate where there isconsistenthumantraffice.g.busstopsalongmainroads(e.g.TelokBlangahWay),neareateries,parks (e.g.MtFaberGreen)andexercisestationswhere theycanapproachelderlyresidentswhopassby.● Studentsmustfirstdeterminea reasonabletimeframe(e.g.1hour, 3timesaday)forthesamplingprocesstoberealisticandfeasible.Studentscanusesystematicsampling,for instance,approachingevery fifthelderly personwho passesby tocompletetheirquestionnaire. [3] 1

ANSWERSCHEMESecondary4ExpressPrelims2024ElectiveGeography ● Studentswillfirstneedto ascertainif theelderly isaresidentbeforeadministeringthesurvey.● Studentswillalsoneedtoobtainasufficientlylargesamplesize(e.g.>30)to ensure thatthey geta large enough varietyofanswerstorepresenttheviewsoftheelderly. (ii) Thestudentsstruggledin collectingresponseswiththeirsamplingtechniqueasmany oftheelderlytheyapproacheddeclinedtoanswerthequestionnaire. Whenquestionedby theirteacher, they explainedhowtheymanagedtocompletetheirfieldworkandpresentedsomeoftheirdatainTable1below. We resortedto approachingany elderly thatwe comeacrossatthecoffeeshops,exercisecorners,aswellasRadinMasCommunityClub.Intotal,weacquiredatotalof12responsesafteramorningofhardwork.Whilesomerespondentswere helpful,someoftheelderlyseemedtostrugglewith thelanguageusedinthesurveyandtookalongtimetocompleteit. Facilities VeryDissatisfied DissatisfiedNeutral Satisfied Verysatisfied Food 2 3 4 3 0Healthcare 3 2 5 2 0 Recreation 1 1 7 2 1 Retail 0 2 8 2 0Table1 Commentonthereliabilityandvalidityofthedatacollected. ● Thedatacollectedis notreliable.Thisis becausethesamplesizeof 12is toosmall,hencethedatacollectedmay notberepresentative of theviews of alltheelderly livinginTelokBlangahCrescent.● Thisdatacollectedis alsonotreliablebecausethesamplingmethodusedhere isconveniencesampling,whichresultsinabiasedselection.● Thedatacollectedisnotvalidbecausetherespondentshadtostrugglewiththelanguageusedinthesurvey andtookalongtimeto complete it. It is likely thatthey do not really [3] 2

ANSWERSCHEMESecondary4ExpressPrelims2024ElectiveGeography understandthe survey andmay have filledit up withoutunderstandingitasintended.● Thedatacollectedisalsonotvalidbecausetoomanyresponseswereneutral.Inthecategoriesofrecreationandretail,7/12or8/12oftherespondentswerenotabletotakeastand,thus,thedataisnotmeaningfulforinterpreting. (b) StudyFig.1.2below, whichshowsKampungAd