FACULTY OF PHARMACY
Pharm. D YDC) IV Year (Instant) Examination, March 2018
Subject: Biostatistics and Research Methodology
Time: 3 Hours Max. Marks: 70
Note: Answer all questions from Part A and answer any five questions from Part-B.
PART A (10 x 2 20 Marks)
1 Explain Null hypothesis?
2 Explain about incidence and prevalence?
3 Find the mean from the following data
X 2 4 6 8 10 12 14
4 Discuss level of significance?
5 Explain deviation bar diagram?
6 Write the difference between simple, partial and multiple correlations?
7 Explain 'Interval estimation'?
8 Write the applications of MS Access?
9 Explain 'Two Tailed test of hypothesis'?
10 Write the applications of chi-square test?
PART B x 10 50 Marks)
11 Find the two regression lines for the data given below using the method of least square?
X 5 10 15 20 25 30
Y 15 20 30 25 35 40
12 Discuss the various methods of collecting primary data along with their merits and demerits?
13 Find the variance and %RSD from the following data?
X 13 10 19 7 12 6 14 22 9
14 Write a short note on:
(a)Histogram Frequency polygon
15 Two independent samples of 7 and 8 items respectively had the following readings State, if
the two estimates of population variance differ significantly?
(Given the tabulated value 4.21)
Sample A 10 8 9 13 11 12 9
Sample B 15 13 14 11 12 10 8 6
16 Write short note on:
Run test U test
17 The T.V. Company claims that is T.V sets have a mean life of 800 days. A random sample
of 10 such sets gives the following data. In the light of the above facts, state if the claim of
the company is valid at significance level. (Given the tabulated value=2.62)
Life in days: 540 700 600 780 750 720 815 830 870
18 Write a note on:
computer applications in hospital pharmacy
computer applications for pharmaceutical care in community pharmacy.