Quantitative Methods In Geography Question Paper
Quantitative Methods In Geography
Course:Bachelor Of Arts (Geography)
Institution: Kabarak University question papers
Exam Year:2010
Page 1 of 3
KABARAK UNIVERSITY
UNIVERSITY EXAMINATIONS
2010/2011 ACADEMIC YEAR
FOR THE DEGREE OF BACHELOR OF EDUCATION SCIENCE
COURSE CODE: GEOG 211
COURSE TITLE: QUANTITATIVE METHODS IN GEOGRAPHY
STREAM: Y2S1
DAY: TUESDAY
TIME: 9.00 – 11.00 A.M
DATE: 30/11/2010
INSTRUCTIONS:
• Answer question ONE and any other TWO questions
• Sketch maps and diagrams should be used wherever they serve to illustrate an answer.
PLEASE TURNOVER
Page 2 of 3
1. (a) Briefly discuss the advantages and disadvantages of various measures of
central tendency in the analysis of geographical data. (8 marks)
(b) In survey of visiting patterns by Agricultural Extention officers,81 farmers
(respondents) were asked to indicate the number of such visits paid to them in three
months. The results were as follows:
3 5 2 3 3 4 1 8 4
2 4 2 5 23 3 3 20 3
5 6 4 3 2 2 6 3 5
4 14 3 5 6 3 4 2 4
9 4 1 4 2 4 3 5 20
4 3 5 7 3 5 6 2 2
25 4 2 3 6 1 3 16 5
3 11 4 5 19 4 5 2 2
4 3 14 5 2 1 4 3 4
Construct,
(i) Grouped frequency distribution. (7 marks)
(ii) Cumulative frequency distribution. (3 marks)
(iii) A Histogram . (5 marks)
(C) Comment on the results in b (iii) above. (2 marks)
(d) Discuss the merits and demerits of graphical representation of geographical data.
(5 marks)
2. (a) Briefly explain why geographers use “samples” instead of “full populations” in
Geographic research. (3 marks)
(b) With the aid of suitable illustrations, explain the following sampling techniques.
(i) Simple random sampling (6 marks)
(ii) Systematic sampling (5 marks)
(iii) Stratified random sampling (6 marks)
3. (a) Why is it necessary to supplement measures of central tendency with measures
of dispersion to describe a distribution fully? (4 marks)
Page 3 of 3
(b) The table below shows the number of elected women officials holding positions in
some counties in Rift valley province.
County Frequency (f)
Turkana 1
West pokot 2
Samburu 3
Laikipia 3
Kajiado 4
Narok 4
Trans Nzoia 6
Nandi 10
Kericho 11
Uasin Gishu 13
Nakuru 15
Determine the following:
(i) Standard deviation (8 marks)
(ii) Pearson coefficient of skewness. (6 marks)
(iii) Comment on the results in (ii) above. (2 marks)
4 (a) Explain the following terms as used in statistics:
(i) Symmetry (3 marks)
(ii) Parameter (2 marks)
(iii) Spatial date set (3 marks)
(b) Citing examples, examine the advantages of secondary data. (12 marks)
5. Write short notes on the following .
(a) Interval and Ratio scales (10 marks)
(b) Limitations of statistics (10 marks)
More Question Papers