Download RGUHS (Rajiv Gandhi University of Health Sciences) MPH (Master of Public Health or Master of Philosophy) 2019 October 1st Semester 9763 Biostatistics Previous Question Paper
Rajiv Gandhi University of Health Sciences
I Semester Master in Public Health Degree Examination ? OCT-2019
[Time: 3 Hours]
[Max. Marks: 100]
BIOSTATISTICS
Q.P. CODE: 9763
(QP contains two pages)
Your answers should be specific to the questions asked.
Draw neat, labeled diagrams wherever necessary.
LONG ESSAY
3 X 10 = 30 Marks
1.
Following data depicts the awareness on his/her illness amongst hypertensive patients by
gender of patient.
Test whether there is any association between awareness of disease with gender of the patient
Gender
Yes
No
Total
Male
18
44
62
Female
12
26
38
Total
30
70
100
Note: Test statistics value for rejection of null hypothesis at P=0.05 is 3.84
2.
Describe different methods of sampling for a survey in a community.
3.
In an epidemic situation of a disease in a community, it was estimated that 50% of the
population were suffering from the disease. Calculate the probability of three or four persons
would be suffering from the disease in household of six persons.
SHORT ESSAY (Answer any ten)
10 X 05 = 50 Marks
4.
Describe different methods of data collection with their merits and demerits.
5.
Briefly explain different non-parametric tests of significance used for comparing estimates from
samples.
6.
Following are the Mean and Standard deviation of two sets of data. Interpret which one has
higher variability using co-efficient of variation
Waiting time at Reception counter Mean: 5.5 mts S.D:1.0 mts
Waiting time for consultation Mean: 30 mts S.D:5.5 mts
7.
Describe Binomial and Poisson distributions with examples.
8.
What is the role of sample size in interpretation of estimates from samples? Describe the
formula for calculation of sample size for descriptive survey.
9.
Explain the difference between correlation and regression. Explain their uses in Public health
sampling enumeration.
10.
Define a Sample and Population. Describe differences between population enumeration and
sampling enumeration.
11.
Briefly illustrate any two parametric tests as applicable to comparison of differences between
sample estimates in quantitative data.
12.
Describe systemic and multistage sampling methods.
13.
What is Life Table? Describe different columns of a Life table.
14.
Describe different measures of variability.
15.
Describe different Graphical methods of presentation of data.
OBJECTIVE TYPE (MCQ's, One word, True/False or One/Two
10 X 02 = 20 Marks
Sentence)
16.
Median is used as measure of what?
a) Correlation
b) Scatter
c) Central tendency
d) Trend
17.
Validity in measurement refers to:
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Rajiv Gandhi University of Health Sciences
a) Truthfulness of data
b) Variability of data
c) Reproducibility of data
d) Authenticity of data
18.
Define variance and give example.
19.
Life table is an analytical method to understand the survival pattern of population using
a) Present age specific death rates of the population
b) Crude death rate of population
c) Overall morbidity rates of the population
d) Infant mortality of the population
20.
A survey was conducted in a community to understand the perceptions on antenatal care
practices 10 antenatal mothers were chosen by the investigator according to his choice. What is
the type of sampling followed?
a) Simple random followed
b) Stratified random sample
c) Purposive sample
d) Systematic random sample
21.
Multiple correlation
22.
Monitoring and evaluation surveys
23.
Qualitative and quantitative data
24.
Sample size for survey
25.
Interview method of data collection
* * * * *
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This post was last modified on 07 December 2022