FACULTY OF PHARMACY
Pharm. D. YDC) IV Year (Main) Examination, September 2017
Subject Biostatistics and Research Methodology
Time 3 hours Max. Marks 70
Note: Answer all questions from Section-A and answer any Five questions
from Section-B.
Section A (10 x 2 20 Marks)
1. How do you use computer for inventory control in a hospital? 2
2. Name and write briefly about any two software's that are used in corporate hospitals. 2
3. Write the advantages of computerized literature retrieval. 2
4. What is the difference between an observational study and an interventional study? 2
5. Write about different types of presentation of data. 2
6. Two samples of human males yield the following results. 2
Find which samples shows more variation.
7. What is standard deviation? Explain its important properties in pharmacy. 2
8. Write about the significance of Null hypothesis and alternative hypothesis. 2
9. Write down the applications of t-test. 2
10.Enumerate the advantages of graphical representation of data. 2
Section B x 10 50 Marks)
11. Define Sample? And write about different sampling methods in detail. 10
12.a) Distinguish between research and research methodology. 5
Write in brief about incidence and prevalence. 5
13. Use of computers in maintaining patient medication profiles and management of 10
patient management reports in a hospital.
14. Write about use drug information storage and retrieval. 10
15. Tablets were weighed and assayed with the following results. 10
Weight 200 205 203 201 195 203 198 200 190 205 207 210
Assay 10.0 10.1 10.0 10.1 9.9 10.1 9.9 10.0 9.6 10.2 10.2 10.3
Calculate the correlation coefficient between weight and assay of tablets.
ii) Test the significance of correlation coefficient at level of significance.
16. Briefly discuss the following 10
Mann Whitney U test Linear Regression Analysis
17. A certain stimulus administered to each of 12 patients resulted in the following change
in blood pressure 10
6
can it be concluded that the stimulus will in general be accompanied by an increase
in blood pressure. (The value of t at Level of Significance for 10 degree of freedom
is 2.228).
18. Explain briefly the one-way classification technique of analysis of variance (ANOVA)
with example.