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Statistics And Cartography Question Paper

Statistics And Cartography

Course:Bachelor Of Arts In Geography

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2008/2009
SECOND SEMESTER EXAMINATION FOR THE DEGREE EDUCATION AND
BACHELOR OF ARTS
AGE 200: STATISTICS AND CARTOGRAPHY
DATE: Monday 30th
March,
2009
TIME:
11.00-1.00pm
INSTRUCTIONS:
Answer Questions one (Compulsory) and any other two Questions. Illustrations should
be used where appropriate.
Q1.
a)
Explain
the
term
probability.
[2
Marks]

b)
State the laws of addition and multiplication in probability theory.

[4 Marks]

c)
With examples, distinguish between empirical and priori probabilities.

[8 Marks]
d)
Explain
the
following

(i)
Elementary
events.

[3
Marks]
(ii)
Mutually
Exclusive
events.
[3
Marks]

(iii)
Surrogates.

[3 Marks]

e)
Distinguish two types of map projection.

[4 Marks]

f)
Describe two fundamental elements of reality that all maps are concerned

with.

[2 Marks]

Q2.
a)
Describe three methods of scale change on maps.
[6 Marks]

b)
Explain any five elements of a base map considered in the compilation of

a thematic map.

[10 Marks]

c)
Distinguish between a qualitative thematic map and a quantitative

thematic map.

[4 Marks]
Page 1 of 2

Q3.
(a)
Explain three factors consider in the classification of maps. [6 Marks]

(b)
Explain any four sources of data used in mapping.
[8 Marks]

(c)
Give six reasons why maps are necessary.

[6 Marks]

Q4.
(a)
With an example in each, distinguish between a null hypothesis and an
alternative
hypothesis.
[6
Marks]

(b)
Discuss three factors that determine selection of a statistical test.
[9 Marks]
(c)
Outline the steps in hypothesis testing for a T- Test.
[5 Marks]

Q5.
(a)
Distinguish among three types of probability distributions. [6 Marks]

(b)
Given an urn containing four red and six yellow marbles, find the

probability of obtaining two red and two yellow marbles if four marbles

are drawn one after the other.
[8
Marks]

c)
What is the probability of scoring ten or more with a throw of two dice.
[6 Marks]
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