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Monday, December 28, 2015

First Year B.Pharmacy, 2010 Question Paper,1.7 : COMPUTER APPLICATIONS AND BIO-STATISTICS,University Of Pune Question Paper

University Of Pune Question Paper
First Year B.Pharmacy Examination, 2010
1.7 : COMPUTER APPLICATIONS AND BIO-STATISTICS
(2008 Pattern)
Time : 3 Hours Max. Marks : 80
Instructions : 1) Question Nos. 1 and 5 are compulsory. Out of the remaining
attempt two questions from Section I and two questions from
Section II.
2) Answers to the two Sections should be written in separate
books.
3) Neat diagram must be drawn whenever necessary.
4) Black figures to the right indicate full marks.
SECTION – I
1. A) Calculate the geometric mean of the salaries of workers given below : 5
Salary
(Rs.) 100-110 110-120 120-130 130-140 140-150 150-160
No. of
Workers 14        16          30         20             15         5
B) Draw a frequency polygon from the following data : 4
Age 10-12 12-14 14-16 16-18 18-20 20-22 22-24
No. of
Students 4 10 16 30 20 14 6
C) What are sampling and non sampling errors ? 3
2. A) The median and mode of the following distribution are 27 and 26. Calculate
the missing frequency. 5
Class interval 0-10 10-20 20-30 30-40 40-50
Frequencies 4 ? 20 ? 8
B) Calculate standard deviation from the following data : 5
Marks 0-10 10-20 20-30 30-40 40-50
No. of Students 24842
C) Define “measure of dispersion”. What are the requirements of a good measure
of dispersion ? 4
3. A) A bag contains 8 white and 4 red balls. Five balls are drawn at random. What
is the probability that 2 of them are red and 3 white ? 5
B) Enlist different types of Non-Parametric tests. And give the advantages of
non-parametric tests. 4
C) Calculate the person correlation coefficient between the ages of the plants and
their heights. 5
Age in week (x) 1234567
Height in c.m. 5 13 16 23 33 38 40
4. A) In binomial distribution with 6 independent trials the probabilities of 3 and 4
successes are found to be 0.2457 and 0.0819 respectively. Find the parameter
p of the distribution. 4
B) Write a short note on critical region. 5
C) Given the following data x =36 y =85 σ x = 11 σ y = 8 and r = 0.66 find the
regression equation and estimate x when y = 75. 5
SECTION – II
5. A) How many computer generation have evolved until now ? Explain each. 5
B) Define following terms :
i) Compiler ii) Interpreters
iii) RAM iv) Software 4
C) Differentiate between DOS and Unix Operating System. 3
6. A) Explain the option “Format” in MS-Word. 5
B) Convert (100111)2 binary number to its Octal equivalent. 4
C) Which software is used for preparing presentation slides ? Explain. 5
7. A) State the steps to copy the contents of cell to another cell. 4
B) Write a short note on : 10
i) Keyboard ii) CD-ROM.
8. A) Define Operating System. Give three example of any operating system. 5
B) Explain multitasking ability of the windows. 4
C) Explain the operations of mouse. 5


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