Download B.Pharm 1st Year 2015 February 564255 Biostatistics And Computer Applications Question Paper

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B.PHARM. EXAMINATION

FIRST YEAR

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PAPER V - BIOSTATISTICS AND COMPUTER APPLICATIONS

Time: Three hours Maximum: 100 marks

Answer Section A and B in SEPARATE Answer Book.

SECTION - A

(BIOSTATISTICS)

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I. Essay: (1x20=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: (4x5=20)

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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.

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4. Explain any two methods of sampling.

III. Short answers: (5x2=10)

1. Chi square test
2. Histogram
3. Scatter diagram

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4. Dispersion
5. Hypothesis

SECTION -B

(COMPUTER APPLICATIONS)

I. Essay: (1x20=20)

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1. Explain all types of operators used in C program.

II. Short notes: (4x5=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.

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4. Explain the various components of CPU.

III. Short answers: (5x2=10)

1. Multimedia
2. URL
3. Program

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4. Protocol
5. WAN

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