Iph2311:Disease Surveillance Question Paper
Iph2311:Disease Surveillance
Course:Bachelor Of Science In Public Health
Institution: Meru University Of Science And Technology question papers
Exam Year:2011
INSTRUCTIONS: Answer question one and any other two questions
QUESTION ONE – (30 MARKS)
(a) What is the definition of the following;
(i) Health as described by WHO (2 Marks)
(ii) Health promotion (2 Marks)
(iii) Disease (2 Marks)
(iv) Non communicable disease (2 Marks)
(v) Baseline survey (2 Marks)
(b) Suppose as a public health practitioner you wish to carry out a baseline survey of a
specific topic. State what will determine your size and method of survey. (5 Marks)
(c) Citing an example, describe hypothetical population. (5 Marks)
(d) Explain how you can remove sampling variation or bias from a sample. (2 Marks)
(e) Differentiate between non-probability sampling techniques and probability or random
sampling techniques. (2 Marks)
(f) Describe the characteristics of a good sampling design. (3 Marks)
(g) State at least four advantages of structured questionnaire. (3 Marks)
QUESTION TWO – (20 MARKS)
(a) Citing an example, describe a situation in which you would use a convenience sampling
design. (5 Marks)
(b) State four categories of people where you would use snow balling as a method of
convenience sampling technique. (5 Marks)
2
(c) Suppose you wish to study the community effects of landslides at Mutonga river in Meru
County, what would be your choice of sampling technique and why? (5 Marks)
(d) Distinguish between primary data and secondary data, giving an example of each.
(5 Marks)
QUESTION THREE – (20 MARKS)
(a) Discuss interview method of data collection. (10 Marks)
(b) What are the disadvantages of telephone interviews? (10 Marks)
QUESTION FOUR – (20 MARKS)
Questionnaire method of data collection is widely used for obtaining information;
(a) What are the advantages of structured questionnaire? (10 Marks)
(b) What are the advantages of the unstructured questionnaires. (10 Marks)
More Question Papers