Download B.Pharm 1st Year 2011 August 564255 Biostatistics and Computer Application Question Paper

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Sub. Code: 4255

FIRST B.PHARM. EXAMINATION

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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

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I. Long Essay: (1x20=20)

1. Explain the various methods of collecting primary data pointing out their merits and demerits

II. Short Notes : (4x5=20)

1. From the following data obtained the regression equation of x on y
   X 6 2 5 10 4
   

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   y 9 11 5 8 7
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
   x 2 4 6 8 10
   

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   f 1 4 6 4 1

III. Short Answers (5x2=10)

1. Histogram.
2. Define median.
3. What is scatter diagram?

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4. Level of significance.
5. Define probability.

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SECTION B - COMPUTER APPLICATION

I. Long Essay: (1x20=20)

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1. Explain the various graphic display devices.

II. Short Notes : (4x5=20)

1. What are the Characteristics of a computer?
2. Difference between RAM and ROM.
3. Give a brief note on two commonly used storage devices.

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4. Write a note on internet and its uses.

III. Short Answers (5x2=10)

1. Explain URL.
2. LAN.
3. What are arrays in ‘C’ language?

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4. Output Devices.
5. List out the string handling functions used in ‘C’.

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