Tamil Nadu Dr MGR Medical University 2009 B.Pharm VI – BIOSTATISTICS AND COMPUTER APPLICATIONS Q.PCode : 564235 - - Question Paper

[KU 744] Sub. Code: 4235
SECOND B.PHARM. DEGREE exam
(Regulation 2004)Candidates Admitted from 2004-05
Paper VI – BIOSTATISTICS AND COMPUTER APPLICATIONS
Q.P. Code : 564235
Time : 3 hours Maximum : 90 marks
ans part A and B SEPARATELY
Use of calculator and statistical tables are permitted
part – A
(BIOSTATISTICS)
I. Essay ques. : ans any 1 ques.. (1 X 20 = 20)
1. What do you mean by “measures of central tendency”? discuss with the help of examples.
2. What is sampling? discuss the important methods of sampling commonly used.
II. Write Short Notes : ans any 4 ques.. (4X five = 20)
1. Draw simple bar and pie diagram for the subsequent gross expenditure rupees in crores of a company ABC for the years 2003-2006.
Years 2003 2004 2005 2006
Expenditure (in crores) 120 90 80 110
2. discuss the procedure for doing chi-square test?
3. discuss any 3 kinds of charts with examples.
4. calculate standard deviation for the subsequent data.
Marks 0-10 10-20 20-30 30-40 40-50 50-60
No. of students three eight 15 20 25 10
5. discuss the stratified random sampling method.
6. A bag contains five white, six Red and seven Green balls from which three balls are drawn at random obtain the probability that balls are:
a) one white, one Red and one Green balls.
b) All 3 are white balls.
III. Short Answers: ans any 2 ques.. (2X2.5 =5)
1. describe statistics.
2. What is the mean, median and mode value for the subsequent observations?
7, 12, 9, 15, 10, 12
3. What is correlation coefficient and rank correlation co efficient?
4. What is the meaning of an Ogive graph? discuss briefly:
part – B
(COMPUTER APPLICATIONS)
I. Essay ques. : ans any 1 ques.. (1 X 20 = 20)
1. a) discuss arrays with its kinds.
b) Write a C program to perform matrix addition for a provided two X 2
matrix.
2. discuss the different kinds of user described functions in C – language.
II. Write Short Notes : ans any 4 ques.. (4X five = 20)
1. elaborate the characteristics of a computer?
2. discuss Raster scan and Random scan systems in computer graphics.
3. elaborate the character sets available in c language?
4. discuss switch and Go To statements.
5. discuss mail- merge concepts in Ms-word.
6. discuss the concepts of browser and e-mail.
III. Short Answers: ans any 2 ques.. (2X2.5 = 5)
1. describe booting process.
2. What is the difference ranging from RAM and ROM?
3. describe the terms network and internet.

Earning:   Approval pending.