The University of Hong Kong
Department of Statistics and Actuarial Sciences
STAT1304
Design and Analysis of Sample Surveys
Tutorial 2
Demographic statistics
statistics of births, deaths, marriages, immigration and emigration derived from
administrative r
STAT1304
Solution to T2
1. Q1: Composite question. It can be restructured into two questions into:
Do you have any brother or sister?
Do you have grandparents alive?
Q2: Negative question. It can be rewritten as
As an eldest brother or sister in the famil
The University of Hong Kong
Department of Statistics and Actuarial Sciences
STAT1304 Design and Analysis of Sample Surveys
Tutorial 1
1.
Based on the surveys reported in the articles (dated Jan 21, 2008) about teenage smokers in
HK, answer the following q
The University of Hong Kong
Department of Statistics and Actuarial Sciences
STAT1304 Design and Analysis of Sample Surveys
Tutorial 1 Suggested Solution
1. Regarding to the surveys reported in the articles:
(a) The article was more of a descriptive report
STAT1304 Design and Analysis of Sample
Solution to Assignment 3
1.
ci
Stratum
I
112
9
II
68
25
III
39
36
i2
2.25
3.24
3.24
Ni
N
n
k
k
2
/ ck
N
N d N i
2
i
i
ci
N = 219
2
i
B 1.96 V ( y st ) or V ( y st )
B2
d 2 0.1
1.96 2
N 112(1.5) 68(1.8) 39(1.8
The University of Hong Kong
Department of Statistics and Actuarial Science
Assignment 4
STAT1304
Design and Analysis of Sample Surveys (2011/12)
Due: Self Study
In this assignment, use 95% condence limit for error bound, i.e. z0.025 = 1.96, if necessary.
The University of Hong Kong
Department of Statistics and Actuarial Science
STAT1304
Design and Analysis of Sample Surveys (2008/09)
Assignment 2 Suggested Solution
1. (a) p =
yi
n
25
30
=
=
5
6
= 0.83
(b) B = 1.96
pq
n1
N n
N
= 1.96
or B = 2
pq
n1
N n
N
(
The University of Hong Kong
Department of Statistics and Actuarial Sciences
STAT1304
Design and Analysis of Sample Surveys (2011/2012)
Assignment 1
(Due on 20 February 2012)
Q.1 The Governments District Office in a certain district is thinking of finding
The University of Hong Kong
Department of Statistics and Actuarial Science
STAT1304
Design and Analysis of Sample Surveys (2011/12)
Hand in All Questions in collaboration of maximum 5 colleagues Due: 13 March, 2012
1. State part ocials were interested in
Assignment 1 suggested solution
Q1
1.Define the survey objective in some detail : a) what sort of data are needed and
b)how potentially the data might be used
2.What are the data requirements ( in some detail)? E.g.
1.demographic info of the residents - a
The University of Hong Kong
Department of Statistics and Actuarial Science
STAT1304
The Analysis of Sample Surveys (2011/2012)
Assignment 3
Due: 10 April, 2012
Hand in All Questions in collaboration of maximum 5 colleagues
1. A corporation wishes to obtai