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

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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