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Ege 3112: Map Interpretation And Descriptive Statistics Question Paper

Ege 3112: Map Interpretation And Descriptive Statistics

Course:Bachelor Of Arts In Spatial Planning

Institution: Jaramogi Oginga Odinga University Of Science And Technology question papers

Exam Year:2013

JARAMOGI OGINGA UNIVERSITY OF SCIENCE AND TECHNOLOGY
UNIVERSITY EXAMINATIONS 2012/2013
1ST YEAR 1ST SEMESTER EXAMINATIONS FOR THE DEGREE OF BACHELOR OF ARTS IN SPATIAL PLANNING
COURSE CODE: EGE 3112
COURSE TITLE: MAP INTERPRETATION AND DESCRIPTIVE STATISTICS
DATE: 1/4/2013 TIME: 9.00-11.00AM
DURATION: 2 HOURS
INSTRUCTIONS:
Answer question ONE and any one question from SECTION B and SECTION C

SECTION A
Q1. a) Explain the major classes of maps giving an example of each [5 marks]
b) Use an illustration to locate the following on a topographical map:
i) Printing note and printers imprint ii) Copyright note iii)Index to adjoining sheets
iv) Series number v) Edition designation [5 marks]
c) Explain and graphically illustrate the conical projection [5 marks]
d) Explain the factors that control drainage pattern [5 marks]
e)Describe the methods for: i) Determining scale on a topographical map [5 marks] ii) Determning establishment of settlements [5 marks]

SECTION B Q2. i)Using an illustration explain the stream order using Strahler’s technique [5 marks]
ii) Compute the drainage density of an area 40Km2with a total stream length in the drainage basin of 60Km2. [5 marks]
iii) Explain and illustrate the representation of qualitative a) Point data [5 marks] b) Aerial data on topographic map sheets . [5 marks]
Q3. i) Discuss the methods used in locating places [10 marks]
ii) illustrate and compute the following: A compass variation is 40° east, grid north is 4° east of true north; magnetic bearing of ? from ß is 140°. a) What is the true bearing [5 marks] b) Grid bearing [5 marks]

SECTION C
Q4. Use the data in the table to answer the following: ( CHECK TABLE IN THE PDF UPLOADED)
1 c.i
2 (f) 20 - 24 3 25 – 29 7 30 – 34 8 35 – 39 12 40 – 44 9 45 – 49 6 50 – 54 4 55 – 59 1 TOTAL 50
i) Compute the mean from the grouped data [5 marks] ii) Calculate the mean using an assumed mean [5 marks] iii) Compute the median from the grouped data [5 marks] iv) Calculate the true mode [5 marks]

Q5. The following table gives the length of life of 400 radio battery cells.
Length of battery life No of radio cells (f) 300 – 399 12 400 – 499 32 500 – 599 64 600 – 699 76 700 – 799 88 800 – 899 60 900 – 999 32 1000 – 1099 26 1100 -1199 10 TOTAL 400
i) Calculate the mean deviation [10 marks] ii) Compute the standard deviation of the length of life of the batteries [10 marks]

Ege 3112: Map Interpretation And Descriptive Statistics Question Paper

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