2023 SMSS SEC3EXP Geog EOY MS

ST. MARGARET’SSCHOOL(SECONDARY) End-of-YearExaminations2023 CANDIDATENAME SUGGESTEDANSWERSCHEME CLASS 3 - REGISTERNUMBER COMBINEDHUMANITIESPaper2Geography Secondary3Express CandidatesanswerontheQuestionPaper. 2260/02 5October2023 1hour45minutes AdditionalMaterials:Insert READTHESEINSTRUCTIONSFIRST Donotopenthisbookletuntilyouaretoldtodoso. Writeyour name, register number andclassonall theworkyouhandin.Writeindarkblueor blackpen.Youmayuseapencil for anydiagrams, graphsor roughworking.Donot usestaples, paper clips, glueor correctionfluid.Theuseof anapprovedcalculator andamathematical set isallowed, whereappropriate. Answer all questions. TheInsert containsadditional resourcesreferredtointhequestions. Thenumber of marksisgiveninbrackets[ ] at theendof eachquestionor part question. QuestionNumber Marks1 / 122 / 183 / 20Total / 50 [Turnover

2 Thisdocument consistsof 19printedpages.1 GeographyinEverydayLife A teamof5 studentsfroma secondaryschoolinSingaporewantedtofindouthowpublictransportfacilities(e.g.businterchanges,busstops,LRT stations,MRTstations)wouldaffectresidents’satisfactionofneighbourhood.Thisledthestudentstodevelopthefollowingresearchquestion: Howdoestheconvenienceofpublictransportfacilitiesinaneighbourhoodinfluenceresidents’levelofsatisfaction? ThestudentsdecidedtocomparethepublictransportfacilitiesofaneighbourhoodinPunggolandQueenstown,whichtheirteammemberslivein.Punggolisconsideredayounger, non-maturehousingestateandQueenstownisanolder, matureestate. To investigatetheirresearchquestion,theyintendtocollectthefollowingsetsofdatafromthetwoneighbourhoods:● Google maps showing the location of public transport facilities available in the HDBestates.● Results from a questionnaire survey completed by 50 residents from eachneighbourhood. (a) Thestudentsplantoconductthequestionnairesurveyona Mondayat8aminthetwoneighbourhoods. Explainalimitationintheirdatacollectionprocess. [1] Award1 markfor eachlimitationin thedesignof thefieldworkexplained. Possibleresponsesinclude:● [Timing] As it is a weekdayand8amistherushhour, peoplecommutingto work or school may not be willing to respond to their survey, hencelimitingthenumber of surveyresponsestheycanget. [1]● [Manpower and data to be collected] As they intend togather 50surveyresponses fromeach neighbourhoodandthereareonlyfivemembersinthe team, allocating only a day to collect 100responsesintotal maynotbesufficient. [1] Acceptotherplausibleresponses. AO1 [Turnover

3 (b) To collectdataforthequestionnairesurvey, thestudentsdecidedthattheirteammemberswholivein thetwoneighbourhoodsshouldasktheirfriendsandneighboursto completethequestionnaire.Theywouldalsobe askingpeoplewalkingdownthestreetduringtheirphysicalwalkaroundof the neighbourhoodsto respondto thequestionnaire. (i) Identifythesamplingmethodusedbythestudents. [1] Award1markforthesamplingmethodidentified. ● Samplingmethod: Conveniencesampling[1] AO1 (ii) Explainanadvantageandadisadvantageofthemethodidentifiedin1(b)(i). [2] Award1 markforeachexplanationofadvantageanddisadvantageofthestudents’samplingmethod,toamaximumof2marks. Advantages:● Collecting responses fromfriends, neighbours andpeoplewalkingdownthestreet aresourcesof datawhichareaccessibletothestudents. [1]● The survey responses can be collected quickly by the students due totimelimitation. [1] Disadvantages:● As the samples are subjectively selected by the students (friends,neighbours and people walking down the street), this selection will bebiased. [1]● This sample is unlikely to be representative as they are subjectivelyselected, making it hard to make generalisations about the population.[1] Acceptotherplausibleresponses. AO1 (c) FromGooglemaps,thestudentscountedthedifferenttypesofpublictransportfacilitieswithina 500mbufferzonearoundtwotargetblocksof flatsin thetwoneighbourhoods:BlockA, PunggolandBlockBTanglinHaltRoad,Queenstown. [Turnover

4 TheresultsoftheirobservationareshowninTable1.1. Table1.1 Differenttypesofpublictransportfacilitieswithina500mbufferzonearoundthetwotargetblocksofflats DistancezonesfromtargetHDBblocks[metres] PunggolBlockA QueenstownBlockB Busstops LRTstations MRTstations Busstops LRTstations MRTstations 0–100m 0 0 0 1 0 1 100–200m 1 0 0 4 0 0 200–300m 2 1 0 5 0 0 300–400m 3 1 0 3 0 0 400–500m 2 0 1 3 0 0 Total 8 2 1 16 0 1 UsingTable1.1,constructa suitablegraphtorepresentthedifferenttypesofpublictransportfacilitiesfoundinthetwotargetblocksofflatsinPunggolandQueenstown. [3] Awardmaximumof2marksifwrongtypeofgraphdrawn. ● Legendtorepresent 2different neighbourhoods[1]● Labellingof bothX-axisandY-axis[1]● Accurateplottingusingascale[1] [Turnover

5 [AO2] (d) Theresultsof oneofthequestionsfromthequestionnaireareshowninTable1.2. Table1.2 Question:How wouldyou rate yourlevelof satisfactionwith theaccessibilitytovarioustransportationpoints(e.g.,busstops,LRTstations,MRTstations)? ResponsesfromresidentsatBlockA,PunggolAccessibilitytovarioustransportationpoints Levelofsatisfaction Verydissatisfied Somewhatsatisfied Neithersatisfiednordissatisfied Somewhatsatisfied Verysatisfied Distancefromyourblocktothe nearestbusstop 2 6 19 12 11 Distancefromyourblocktothe nearestMRTstation 1 7 14 15 13 [Turnover

6 Mean 1.5 6.5 16.5 13.5 12 ResponsesfromresidentsatBlockB,QueenstownAccessibilitytovarioustransportationpoints Levelofsatisfaction Verydissatisfied Somewhatsatisfied Neithersatisfiednordissatisfied Somewhatsatisfied Verysatisfied Distancefromyourblocktothe nearestbusstop 1 2 8 23 16 Distancefromyourblocktothe nearestMRTstation 1 5 10 19 15 Mean 1 3.5 9 21 15.5 (i) CompletetheemptycellinTable1.2bycalculatingthemeanfor‘Somewhatsatisfied’fortheresponsesfromresidentsatBlockB,Queenstown. [1] Award1markforcalculationofmean. Meanfor‘somewhatsatisfied’:21[1]AO2 (ii) UsingTable1.2,comparethelevelsof satisfactionmadeby theresidentsfromthetwotargetblocksinPunggolandQueenstownontheaccessibilitytovarioustransportationpoints. [2] Award1 markforeachcomparisonoflevelsofsatisfactionsupportedwithevidencefromTable2. Possibleresponsesinclude:● [Difference]Themajorityof residentsof BlockA are‘neithersatisfiednor dissatisfied’with the accessibilityto varioustransportationpoints,whilethemajorityofresidentsofBlockBare‘somewhatsatisfied’withtheaccessibilitytovarioustransportationpoints. [Turnover

7o Evidence:The meanvaluesfor ‘neithersatisfiednordissatisfied’at BlockA is 16.5,whilethemeanvaluesfor‘somewhatsatisfied’atBlockBis21.[1]● [Similarity]InbothBlockA andB,theleastnumberofresidentsare ‘very dissatisfied’with the accessibilityto varioustransportationpoints.o Evidence:Themeanvaluesfor‘verydissatisfied’atBlockAandBare1.5and1respectively. [1] Acceptotherplausibleresponses. AO2 (e) Evaluatethereliabilityofthedatacollectedbythestudents. [2] Award1markforeachwell-explainedpoint.Answerscanbeone-sidedandstillachieve2marks. Reliable● For a student survey, the sample size of 50 was a good representationof theresidents’ level of satisfaction. [1]● The students covered 2 locations that had a different range of publictransport facilitiesbasedontheageof theestates, andthisgivesagoodcoverageof thedifferent areas. [1]● The students used google maps to do a count of the different transportfacilities in the 2 study areas, and this is a reliable source of secondarydata as they may have missed out on certain facilities if they did aphysical count. [1] Notreliable● The students only conducted their investigationonaMondaymorningat8amand mayhavemissedout interviewingpeoplewhowererushingforworkduringpeakhour. [1]● The sample size of 50 was insufficient to fully represent theeveryone’s’opinionsontheir level of satisfaction. [1]● The students selected only 2 neighbourhoods to carry out theirquestionnaire surveys, and this may not fully represent the opinions ofother residentsinother neighbourhoods.[1] Acceptotherplausibleresponses. [AO3] [Turnover

8 2 GeographyinEverydayLife (a) StudyFig.1.1(Insert),whichshowsthedifferenceindistance,traveltimeandprojectcostbetweenthetwoproposedalignmentsoftheCrossIslandMRTLine. AlignmentOption