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GCE JUN 2007 : (AS 3) Techniques in Geography

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Centre Number 71 Candidate Number ADVANCED SUBSIDIARY (AS) General Certificate of Education 2007 Geography assessing Module 3: Techniques in Geography ASG31 Assessment Unit AS 3 [ASG31] TUESDAY 12 JUNE, AFTERNOON TIME 1 hour. INSTRUCTIONS TO CANDIDATES Write your Centre Number and Candidate Number in the spaces provided at the top of this page. Write your answers in the spaces provided in this question paper. Answer both questions. At the conclusion of this examination attach your fieldwork report and table of data securely to this paper using the treasury tag supplied. There are two pages at the back of this question and answer booklet for use as continuation sheets as required. You are provided with an insert for use with question 2(c). Do not write your answers on this insert. INFORMATION FOR CANDIDATES The total mark for this paper is 60. Quality of written communication will be assessed in all questions. Figures in brackets printed down the right-hand side of pages indicate the marks awarded to each question or part question. ASG3S7 2722 For Examiner s use only Question Number Report Table 1 2 Total Marks Marks Submitted fieldwork report and table of data. [10] Examiner Only Marks Remark At At the end of the examination these should be attached securely to this paper paper using the treasury tag supplied. 1 (a) (i) Why might a geographer decide not to use sampling when conducting a fieldwork investigation? ______________________________________________________ ____________________________________________________ [1] (ii) Outline two advantages of random sampling. 1. ____________________________________________________ ______________________________________________________ 2. ____________________________________________________ ___________________________________________________ [2] (iii) Under what circumstances is random sampling more appropriate than systematic or stratified sampling? ______________________________________________________ ______________________________________________________ ______________________________________________________ ____________________________________________________ [2] (b) Select one of the following statistical techniques which could be used to analyse some or all of your data. The chosen technique must be relevant to the aim of your fieldwork. ASG3S7 2722 Measures of Central Tendency and Dispersion (Mean, Median, Mode and Range) Spearman s Rank Correlation Nearest Neighbour Analysis 2 [Turn over (i) In the box provided below, apply your chosen statistical technique to your data and, if relevant, comment on the statistical significance of the outcome. (Significance graphs and formulae are provided Resources 1A and 1B on pages 4 and 5.) 2 7.12.06EA Chosen Technique _______________________________________ [no mark] Examiner Only Marks Remark 1 17.10.06BP [9] ASG3S7 2722 3 [Turn over RESOURCE 1A Spearman s Rank Correlation Equation and Significance Charts 6 d 2 rs = 1 3 n n Formula: where d = the difference in rank of the values of each matched pair n = the number of ranked pairs = the sum of Spearman s Rank Correlation Significance Graph and Table Critical values for rs Spearman s Rank Correlation Coefficient 1.0 5.0p 1.0p 0.1p Significant 0.8 0.6 0.4 99.9% Non-significant 99% 0.2 95% 0.1 4 6 8 10 25 50 100 Degrees of freedom [Number of ranked pairs (n) 2] Critical values of Spearman s Rank Correlation Coefficient, rs Significance level degrees of freedom 4 5 6 7 8 9 10 11 12 15 ASG3S7 2722 0.05 (5%) 0.88 0.83 0.80 0.77 0.72 0.68 0.64 0.60 0.57 0.50 4 0.01 (1%) 1.00 0.96 0.91 0.87 0.84 0.80 0.77 0.74 0.71 0.65 [Turn over RESOURCE 1B Nearest Neighbour Index Equation Rn = 2 d Formula: n A where d = the mean distance between nearest neighbours n = number of points A = area in question Nearest Neighbour Index Significance Graph Rn values Regular 2.15 2.0 Significantly regular 1.5 Random Significantly random 1.0 0.5 Significantly clustered Clustered 0 0 10 20 30 40 50 60 70 80 90 100 Number of points (n) ASG3S7 2722 5 [Turn over (ii) Outline why statistical analysis is an important part of a fieldwork investigation and discuss how your chosen technique was relevant to the aim of your fieldwork. Examiner Only Marks Remark ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ____________________________________________________ [5] (c) Select two processes from the list below and explain why they were important in your fieldwork investigation. Secondary data collection Graphical representation Pilot testing Formulation of hypotheses Risk assessment Process: _________________________________ [no mark] Role ______________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ _______________________________________________________ [3] ASG3S7 2722 6 [Turn over Process: _________________________________ [no mark] Examiner Only Marks Remark Role ______________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ __________________________________________________________ _______________________________________________________ [3] ASG3S7 2722 7 [Turn over 2 (a) Study Resource 2A, a table showing data for trade in the USA and Resource 2B, a map showing imports and exports for the USA and selected regions. RESOURCE 2A % Exports (from USA) % Imports (into USA) Canada 24 19 European Union 22 19 Mexico 13 11 Japan 8 13 China 2 8 Region Source: Adapted from International Trade Statistics 2000 World Trade Organisation Examiner Only Complete Resource 2B as a flow chart showing trade patterns for the USA with proportional flows and directions for imports and exports. [8] ASG3S7 2722 8 Marks Remark [Turn over ASG3S7 2722 9 [Turn over China Japan Mexico USA Canada RESOURCE 2B Key International boundary Exports Imports Scale 20% European Union 40 mm 30 20 10 0 (b) A geographer investigating the location of European embassies in central Rome, plotted their distribution (Resource 2C). The table, Resource 2D, is a partially completed Nearest Neighbour analysis of their distribution: Examiner Only Marks Remark RESOURCE 2D European Nearest Distance embassy neighbour (km) European Nearest Distance embassy neighbour (km) 1 3 0.36 18 19 1.08 2 5 0.42 19 18 1.08 3 5 0.24 20 21 0.78 4 6 0.12 21 22 0.24 5 4 0.18 22 21 0.24 6 4 0.12 23 7 8 0.36 24 8 10 0.18 25 9 10 0.24 26 27 0.30 10 8 0.18 27 26 0.30 11 9 0.30 28 29 0.30 12 11 0.36 29 28 0.30 13 14 0.48 30 31 0.90 14 15 0.36 31 30 0.90 15 14 0.36 32 31 1.50 16 12 1.86 33 27 2.40 17 16 2.52 Area = 163.56 km2 0.60 26 0.90 0.72 Sum = 21.18 km (i) Complete the table, Resource 2D, by filling in the missing values. [2] ASG3S7 2722 10 [Turn over uo ia N in lam F ive r Via Salaria N Vi R a va RESOURCE 2C Tib e r 19 18 2 5 67 13 4 14 9 10 11 12 15 a Vi m No 16 en Tangenzi 13 8 tan a a mini ia Fla V V ia oro Itallc del F o 17 21 22 24 26 27 Est. St. Peter s 25 23 28 ante 20 29 Pantheon 30 31 in Via Prenest 33 32 en se Colombo Ri ia pp aA Vi ve r Tib l ico ia n .G Circ er Colosseum Key 1 0 Location of European Embassy 1 2 3 4 km Source: Principal Examiner ASG3S7 2722 11 [Turn over (ii) In the box provided below, complete the Nearest Neighbour Analysis (Rn calculation) and state the type of distribution for the European embassies plotted on the map, Resource 2C. (The Nearest Neighbour Index Equation and significance graph are presented in Resource 1B on page 5) Calculation Examiner Only Marks Remark Area = 163.56 km2 Rn = ______________________ [4] Type of distribution: ________________________________________________ [1] (iii) In statistical tests, such as Nearest Neighbour analysis and Spearman s Rank correlation, it is essential to determine the significance of the calculated value. Explain why this is necessary. ______________________________________________________ ______________________________________________________ ______________________________________________________ ____________________________________________________ [2] ASG3S7 2722 12 [Turn over (c) The map, Resource 2E (see insert sheet), illustrates two selected wards (X and Y) within Norwich. The table below, Resource 2F, provides socio-economic data for the wards selected. Examiner Only Marks Remark RESOURCE 2F Data Set 1 Socio-economic measures England and Wales (average) Data Set 2 Unemployment of economically active (16 74 years) % 6.7 Percentage residing in detached housing % 2.02 50.37 22.77 Percentage residing in terraced housing % 23.99 17.100 26.04 Average house price (2001) Owner-occupied (outright) 2.370 3.350 104,372 174,011 138,370 % 10.44 43.71 29.460 Owner-occupied (with mortgage) % 38.76 Rented (from council) % 41.38 11.46 13.24 Rented (from housing association) % 11.78 1.33 5.95 Rented (from landlord) % 14.48 6.23 8.72 Rented (other) Housing tenure 16.740 35.03 % 4.78 2.02 3.22 Source: www.statistics.gov.uk (i) Match Data Set 1 and Data Set 2, as illustrated in Resource 2F, with Wards X and Y on Resource 2E (insert sheet) and explain your choice with reference to one socio-economic measure. Data Set 1 Ward _______ Data Set 2 Ward _______ [2] Measure: ______________________ [no mark] Explanation: ____________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ____________________________________________________ [3] ASG3S7 2722 13 [Turn over (ii) Apart from a simple bar chart, state one other data presentation technique which would be appropriate to display the data for housing tenure for England and Wales and justify your choice. Technique: _____________________________ Examiner Only Marks Remark [1] Justification: ______________________________________________________ ____________________________________________________ [1] (iii) State one measurable land-use or environmental variable which should differ significantly between Ward X and Ward Y. ____________________________________________________ [1] Reminder: when you have finished the examination attach your fieldwork report and table of data to this paper using the treasury tag supplied. ASG3S7 2722 14 [Turn over CONTINUATION SHEET (Number your answers clearly if you use this sheet) Examiner Only Marks Remark ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ASG3S7 2722 15 [Turn over CONTINUATION SHEET (Number your answers clearly if you use this sheet) Examiner Only Marks Remark ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ASG3S7 2722 16 [Turn over THIS IS THE END OF THE QUESTION PAPER ASG3S7 2722 17 [Turn over Permission to reproduce all copyright material has been applied for. In some cases, efforts to contact copyright holders may have been unsuccessful and CCEA will be happy to rectify any omissions of acknowledgement in future if notified. S 10/06 0000 7-136-1

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Additional Info : Gce Geography June 2007 Assessment Unit AS 3 Module 3: Techniques in Geography
Tags : General Certificate of Education, A Level and AS Level, uk, council for the curriculum examinations and assessment, gce exam papers, gce a level and as level exam papers , gce past questions and answer, gce past question papers, ccea gce past papers, gce ccea past papers

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