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Geog 211: Quantitative Methods In Geography Question Paper
Geog 211: Quantitative Methods In Geography
Course:Bachelor Of Education Arts
Institution: Kabarak University question papers
Exam Year:2014
KABARAK
UNIVERSITY
UNIVERSITY EXAMINATIONS
2013/2014 ACADEMIC YEAR
FOR THE DEGREE OF BACHELOR OF EDUCATION ARTS
GEOG 211: QUANTITATIVE METHODS IN GEOGRAPHY
DAY: WEDNESDAY
DATE: 16/04/2014
TIME: 2:00PM – 4:00PM
STREAM: Y2S1
INSTRUCTIONS:
- Answer Question one and any other two
1. Briefly explain the difference between
(a) Nominal and categorical variables
(4 marks)
(b) Mean and standard deviation
(4 marks)
(c) Sample and population
(4 marks)
ii) Shed light on six service rendered by quantitative methods in geography
(6 marks)
(iii) Explain the following terms as used in statistics
a) Data
(4 marks)
b) Variables
(4 marks)
c) Hypothesis
(4 marks)
2. The following marks were obtained by eleven students who sat a Continuous Assessment
Test (CAT) at a local private university.
Marks 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21
a) Calculate the mean, median, mode and range
(8 marks)
b) Calculate the 25th percentile (p25) of the data
(7 marks)
c) Compute the percentile Rank (PR10) of the data
(5 marks)
3. The rice production (in kg) of 20 acres are given as follows 1120, 1040, 1320, 1240,
1080, 1200, 1440, 1360, 1680, 1730, 1785, 1342, 1960, 1880, 1755, 1720, 1600,
1470,1750 and 1885
a) Find the interquartile range
(7 marks)
b) Find the semi-interquartile range
(5 marks)
Page 1 of 2
c) Compute the Percentile Rank (PR17) of the data
(4 marks)
d) Calculate the class interral.
(4 marks)
4. The number of calls for motorists per day for roadside service was recorded for the
month of December 2013. The results were as follows:
28, 122, 217, 130, 120, 86, 80, 90, 194,75, 170,70, 140, 145, 187, 113, 90, 68, 174, 100,
140, 97, 120, 75, 123, 100, 82, 109, 120, 81, 104
Use the data to:
a) Set up a frequency distribution table
(4 marks)
b) Set up a cumulative frequency table
(4 marks)
c) Construct an ogive
(5 marks)
d) Determine the variance and standard deviation
(7 marks)
5. i) Distinguish between
a. Inductive and deductive approaches to fieldwork.
(6 marks)
b. Descriptive and inferential statistics.
(6 marks)
c. Systematic and random sampling methods.
(6 marks)
ii) Identify a reasons for using a sample in any geographic study rather than using the
whole population.
(2 marks0
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