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Wednesday, January 6, 2016

Dr. MGR University: Last 5 Years Question Papers of Biostatistics and Computer Applications

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications February 2011 Question Paper Free Download

Dr. MGR University Question Paper
FEBRUARY 2011
[KY 761] Sub. Code : 4255
FIRST B.PHARM. DEGREE EXAMINATION.
(Regulations 2009)
Candidates Admitted from 2009–10
Paper V — BIOSTATISTICS AND COMPUTER APPLICATION
Q. P. Code : 564255
Time : Three hours Maximum : 80 marks
SECTION A
(BIOSTATISTICS)
I. Essay Questions : Answer any ONE questions. (1 x 20 = 20)
1. Write various types of sampling and discuss the methods of probability sampling.
2. Calculate the Regression Equations for the following data
X : 2 2 3 4 4 5 6 7 8 9
Y : 10 11 12 13 14 15 20 18 22 25
II. Write short notes : Answer any THREE questions. (3 x 5 = 15)
1. Discuss about Bar chart and Pie diagram.
2. Calculate the Mean, Median, Mode
45, 55, 58, 62, 65, 68, 69, 70, 73, 74, 77, 79, 74, 81, 74, 83, 89, 93, 96, 99.
3. Calculate the Standard Deviation and Co-efficient of Variation.
25, 28, 30, 27, 25.
4. Write short notes on null hypothesis and alternative hypothesis.
5. A bag contains 7 white, 6 red and 5 black balls. Two balls are drawn at random. Find the probability that both will be red.
III. Short answers : Answer any TWO questions. (2 x 2.5 = 5)
1. Define Probability.
2. What is positive Correlation and Negative Correlation?
3. What is the meaning of an Ogive graph?

SECTION B
COMPUTER APPLICATION
I. Essay Questions : Answer any ONE questions. (1 x 20 = 20)
1. Discuss the computer memories and secondary storage devices.
2. (a) Discuss the types of operators available in C language.
(b) Explain the for loop with an example.
II. Write short notes : Answer any THREE questions. (3 x 5 = 15)
1. Define multimedia. Outline same of its applications.
2. Write short notes on Internet and its uses.
3. Write a note on MS-Excel and MS-PowerPoint.
4. Outline the constants and variables available in C.
5. Discuss the functions of central processing unit.
III. Short answers : Answer any TWO questions. (2 x 2.5 = 5)
1. Modem.
2. Flow chart.
3. HTTP.
******

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications August 2011 Question Paper Free Download

Dr. MGR University Question Paper
2 [KY 761]
August 2011
[KZ 4255] Sub. Code: 4255
FIRST B.PHARM. EXAMINATION
Paper V – BIOSTATISTICS AND COMPUTER APPLICATION
Q.P. Code : 564255
Time : Three hours Maximum : 100 marks
Answer Section A and B in SEPARATE Answer Book.
SECTION A – BIOSTATISTICS
I. Long Essay: (1 x 20 = 20)
1. Explain the various methods of collecting primary data pointing out their merits and demerits
II. Short Notes : (4 x 5 = 20)
1. From the following data obtained the regression equation of x on y
2. Name the different types of bar diagrams and explain any one of them.
3. Write a short note on stratified random sampling.
4. Find the mean deviation for the following data
III. Short Answers (5 x 2 = 10)
1. Histogram.
2. Define median.
3. What is scatter diagram?
4. Level of significance.
5. Define probability.
* * * * * *
x 6 2 5 10 4
y 9 11 5 8 7
x 2 4 6 8 10
f 1 4 6 4 1
SECTION B
COMPUTER APPLICATION
I. Long Essay: (1 x 20 = 20)
1. Explain the various graphic display devices.
II. Short Notes : (4 x 5 = 20)
1. What are the Characteristics of a computer?
2. Give a brief note on two commonly used storage devices.
3. Write a note on internet and its uses.
4. Explain URL.
III. Short Answers (5 x 2 = 10)
1. Difference between RAM and ROM.
2. LAN.
3. What are arrays in ‘C’ language?
4. Output Devices.
5. List out the string handling functions used in ‘C’.
*******

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications August 2012 Question Paper Free Download

Dr. MGR University Question Paper
2 [KZ 4255]
[LB 4255] AUGUST 2012 Sub. Code: 4255
FIRST YEAR B.PHARM. EXAM
Paper V – BIOSTATISTICS AND COMPUTER APPLICATION
Q.P. Code: 564255
Time: Three hours Maximum : 100 marks
(180 Min) Answer ALL questions in the same order.
Answer Section A and Section B SEPARATELY
SECTION A
(BIOSTATISTICS)
I. Elaborate on: Pages Time Marks
(Max.)(Max.)(Max.)
1. 10 cometitors are ranked by 3 Judges
Judges 1 2 3 4 5 6 7 8 9 10
A 6 5 3 10 2 4 9 7 8 1
B 5 8 4 7 10 2 1 6 9 3
C 4 9 8 1 2 3 10 5 7 6
Discuss which pair of Judges has the nearest approach of testes of beauty. 19 33 20
II. Short Notes:
1. Calculate Arithmetic mean for the following data
(Discrite series) Direct methods. 3 8 5
Mark: 60 55 40 45 62 67 69 70
No. of Students: 3 7 5 10 7 9 8 11
2. A Bag contain 5 Red and 7Grean balls which is Probability. 3 8 5
3. Discuss above the random sampling. 3 8 5
4. Discuss above Multiple Bar Diagram & Percentage Bar Diagram. 3 8 5
III. Short Answers:
1. Define Graph. 1 5 2
2. Define Statistics. 1 5 2
3. Define Probablity. 1 5 2
4. Types of Errors. 1 5 2
5. Explain the Mode. 1 5 2
SECTION B
(COMPUTER APPLICATION)
I. Elaborate on:
1. Explain the Importance of M.S.WORD, M.SEXCELL, M.S.POWER POINT menus. 19 33 20
II. Write notes on:
1. Briefly explain the types of network. 3 8 5
2. Briefly explain about memory and Secondary storage devices. 3 8 5
3. Explain the Main frame computer & Micro computer. 3 8 5
4. Briefly explain the Mailmerge concepts. 3 8 5
III. Short Answers:
1. List out any four types of Printers. 1 5 2
2. List out any four windows components. 1 5 2
3. Give the purpose of CD-Rom. 1 5 2
4. List out the applications of E-mail. 1 5 2
5. What is Web Browser. 1 5 2
*******

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications February 2013 Question Paper Free Download

Dr. MGR University Question Paper
[LC 4255] FEBRUARY 2013 Sub. Code: 4255
FIRST YEAR B.PHARM. EXAM
Paper V – BIOSTATISTICS AND COMPUTER APPLICATION
Q.P. Code: 564255
Time : Three hours Maximum : 100 marks
(180 Min)
Answer Section A and Section B SEPARATELY
SECTION A
(BIOSTATISTICS)
I. Elaborate on: (1X20=20)
1. From the following data, calculate mean, median and mode 19 33 20
X 50-53 53-56 56-59 59-62 62-65 65-68 68-71 71-74 74-77
F 3 8 14 30 36 28 16 10 5
II. Write notes on: (4X5=20)
1. Distinguish between correlation and regression.
2. Write short notes on a) frequency polygon b) histogram.
3. The probability that A can solve a problem in Biostatistics is 4/5, that B can solve it is 2/3 and C can solve it is 3/7. If all of them try independently, find the probability that the problem will be solved.
4. What is the scope of statistics in pharmaceutical research?
III. Short Answers: (5X2=10)
1. Mention the different types of classification of data.
2. Define Statistics.
3. What is the probability of getting a head in tossing a coin?
4. Range as a measure of dispersion.
5. Type I and Type II errors.
SECTION B
(COMPUTER APPLICATIONS)
I. Elaborate on: (1X20=20)
1. What are arrays? Explain the different type of arrays with examples.
II. Write notes on: (4X5=20)
1. Explain briefly various types of memory.
2. Write the main functions of the central processing unit.
3. What is an input device? Mention some input devices.
4. Write a note on WAN.
III. Short Answers: (5X2=10)
1. Define flow chart.
2. Uses of MS excel.
3. Write a note on RAM.
4.Modem.
5. HTTP.
*******

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications August 2013 Question Paper Free Download

Dr. MGR University Question Paper
(LD 4255) AUGUST 2013 Sub Code: 4255
FIRST B.PHARM. EXAM
Paper V – BIOSTATISTICS AND COMPUTER APPLICATION
Q.P. Code : 564255
Time : Three hours Maximum : 100 marks
Answer Section A and B in SEPARATE Answer Book.
SECTION - A
(BIOSTATISTICS)
I. Elaborate on: (1X20=20)
1. Twelve students were given intensive coaching and two tests were conducted in a
month. Does the Scores from test 1 to 2 show an improvement? The scores of the
tests are given below:
Marks in I test : 50 42 51 26 35 42 60 41 70 55 62 38
Marks in II test: 62 40 61 35 30 52 68 51 84 63 72 50
(t0.05 for 11DF=2.20)
II. Write notes on: (4X5=20)
1. Find the Mean deviation about mean is 7 for the following data
X: 15 10 7 5 3 2
2. Write Scope of statistical methods in Pharmacy
3. Write Characteristics of normal distribution
4. What are requisites of good Average?
III. Short Answers: (5X2=10)
1. Probability
2. Histogram
3. Primary data
4. Types of Errors
5. Systematic Sampling.
SECTION - B
(COMPUTER APPLICATION)
I. Elaborate on: (1X20=20)
1. Explain about the Library functions used in C program and give examples.
II. Write notes on: (4X5=20)
1. Define operating system. What are types of Operating system
2. Explain memories used in operating system
3. What are the significance of MS-Excel and explain briefly
4. Define network and explain all types of Network.
III. Short Answers: (5X2=10)
1. Search engine
2. Mail merge
3. FTP
4. MS-DOS
5. Word pad.
*******

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications February 2014 Question Paper Free Download

Dr. MGR University Question Paper
(LE 4255) FEBRUARY 2014 Sub Code: 4255
FIRST B.PHARM. EXAM
Paper V – BIOSTATISTICS AND COMPUTER APPLICATION
Q.P. Code : 564255
Time : Three hours Maximum : 100 marks
Answer Section A and B in SEPARATE Answer Book.
SECTION - A
(BIOSTATISTICS)
I. Elaborate on: (1X20=20)
1. The table given below shows the data obtained during an epidemic of cholera
ATTACKED NOT ATTACKED TOTAL
INOCULATED 620 380 1000
NOT
INOCULATED
550 450 1000
TOTAL 1170 830 2000
Test the effectiveness of inoculation in preventing the attack of cholera.
(Hint: The table value of x2 for 1 degree of freedom at 5% level of significance is 3.841)
II. Write notes on: (4X5=20)
1. Define primary data. Discuss any two methods of collecting primary data pointing out their merits and demerits.
2. Write short notes on a) Histogram b) Pie diagram
3. A bag contains 7 green, 5 white and 3 red balls. If 3 balls are drawn at random, determine the probability that (a) all 3 are white (b) at least 1 is green.
4. What is Lorenz Curve? How is it drawn? In what way does it help in studying variation of two or more distributions?
III. Short Answers: (5X2=10)
1. Calculate Median and Mode for the following set of observations:
11, 10, 12, 9, 12, 10, 14, 12, 9
2. Define regression.
3. Define Standard deviation.
4. Define Harmonic Mean.
5. Define Sampling and Non Sampling errors.
SECTION - B
(COMPUTER APPLICATION)
I. Elaborate on: (1X20=20)
1. Explain the various graphical input and output devices
II. Write notes on: (4X5=20)
1. Explain the basic components of computer and their functions.
2. Write notes on Internet and its uses
3. Discuss any three pharmaceutical applications of computer.
4. Explain arrays with its types
III. Short Answers: (5X2=10)
1. List out the operating system functions
2. What are the differences between desktop computer and laptop computer?
3. What are C tokens?
4. How do you format text in MS Word
5. What are the differences between LCD monitor and CRT monitor
*******

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications August 2014 Question Paper Free Download

Dr. MGR University Question Paper
(LF 4255) AUGUST 2014 Sub Code: 4255
FIRST YEAR B.PHARM. EXAM
PAPER V – BIOSTATISTICS AND COMPUTER APPLICATIONS
Q.P. Code : 564255
Time: Three hours Maximum: 100 marks
Answer Section A and B in SEPARATE Answer Book.
SECTION - A
(BIOSTATISTICS)
I. Essay: (1X20=20)
1. Briefly discuss on the Sampling methods.
II. Short Notes: (4X5=20)
1. Write about the characteristics of statistic.
2. Distinguish between correlation and regression.
3. Calculate Standard Deviation for the following data:
30,43,45,55,68,69,75.
4. Two dice are thrown , What is the probability of getting:
a) Total of 8.
b) Total of 11.
c) Multiples of 5.
III. Short Answers: (5X2=10)
1. Define sample
2. Probability
3. Scatter diagram
4. Define Range
5. Define Median
SECTION - B
(COMPUTER APPLICATION)
I. Essay: (1X20=20)
1. Discuss briefly on the internal organization of a digital computer.
II. Short Notes: (4X5=20)
1. Give the characteristic features of a computer
2. Write about printer and its types
3. Discuss on the functions of operating system
4. Write about MS Word
III. Short Answers: (5X2=10)
1. Define types of computers
2. Define Header and Footer
3. Define secondary memory
4. Define algorithm
5. Define network and its types
*******

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications February 2015 Question Paper Free Download

Dr. MGR University Question Paper
(LG 4255) FEBRUARY 2015 Sub Code: 4255
B.PHARM. EXAMINATION
FIRST YEAR
PAPER V – BIOSTATISTICS AND COMPUTER APPLICATIONS
Q.P. Code : 564255
Time: Three hours Maximum: 100 marks
Answer Section A and B in SEPARATE Answer Book.
SECTION - A
(BIOSTATISTICS)
I. Essay: (1 x 20 = 20)
1. Calculate the correlation coefficient from the following data.
X: 12 9 8 10 11 13 7
Y: 14 8 6 9 11 12 3
II. Short notes: (4 x 5 = 20)
1. A bag contains 7 red balls and 5 white balls. FOUR balls are drawn at random. What is the probability that
a) All of them are red b) Two of them are red and two white.
2. Calculate the standard deviation from the following data.
14 22 9 15 20 17 12 11
3. A sample of size 400 was drawn and the sample mean was found to be 99. Test whether this sample could have come from a normal population with mean 100 and variance 64 at 5% level of significance.
4. Explain any two methods of sampling.
III. Short answers: (5 x 2 = 10)
1. Chi square test
2. Histogram
3. Scatter diagram
4. Dispersion
5. Hypothesis
SECTION - B
(COMPUTER APPLICATIONS)
I. Essay: (1 x 20 = 20)
1. Explain all types of operators used in C program.
II. Short notes: (4 x 5 = 20)
1. Write a note on algorithm and flowchart.
2. Explain the advantages of MS-OFFICE package.
3. Define network. Explain the types and uses.
4. Explain the various components of CPU.
III. Short answers: (5 x 2 = 10)
1. Multimedia
2. URL
3. Program
4. Protocol
5. WAN
*******

Dr. MGR University B.Pharm Paper V Biostatistics and Computer Applications August 2015 Question Paper Free Download

Dr. MGR University Question Paper
[LH 4255] AUGUST 2015 Sub. Code: 4255
B.PHARM. DEGREE EXAMINATION
FIRST YEAR
PAPER V – BIOSTATISTICS AND COMPUTER APPLICATIONS
Q.P. Code: 564255
Time : Three Hours Maximum : 100 marks
Answer Section A and B in SEPARATE Answer Book.
SECTION - A (BIOSTATISTICS)
I. Essay: (1 x 20 = 20)
1. Calculate correlation coefficient and regression coefficient for following data:
II. Short notes : (4 x 5 = 20)
1. In an examination five students obtained following score in computer science.
5, 7, 9, 13, 16
Find Standard Deviation.
2. Discuss the different methods of sampling. Explain their merits.
3. What is an Ogive or a cumulative frequency curve? Explain with example.
4. Calculate the mean from the following data:
III. Short answers: (5 x 2 = 10)
1. Define Standard Deviation.
2. Define Regression.
3. Define frequency polygon.
4. Exhaustive event.
5. Define Dispersion.
SECTION - B (COMPUTER APPLICATIONS)
I. Essay: (1 x 20 = 20)
1. a) Explain various types of networks, network topology.
b) Explain scanf and printf functions.
II. Short notes : (4 x 5 = 20)
1. Explain different paragraph formatting in MS WORD.
2. Explain any five string manipulation functions in C.
3. With a neat diagram explain the Basic Components of Computers.
4. Explain different types of memories.
III. Short answers: (5 x 2 = 10)
1. List any four MS DOS Commands.
2. Keyboard shortcuts for Bold, Italics, underline and Print in MS WORD.
3. Define Compiler
4. Define Identifier?
5. Define virus.
*******
X 2 4 6 8 10 12 14
Y 4 2 5 10 4 11 12
X 10 12 13 18 19 20 19 30
Y 8 12 6 3 19 13 17 4

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