Download B.Pharm 1st Year 2018 February 564255 Biostatistics And Computer Applications Question Paper

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(LM 4255) FEBRUARY 2018 Sub Code: 4255

B. PHARM. DEGREE EXAMINATION

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FIRST YEAR

PAPER V - BIOSTATISTICS AND COMPUTER APPLICATIONS

O.P. Code : 564255

Time: Three hours Maximum: 100 Marks

Answer Section A and B in SEPARATE Answer Book.

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SECTION - A

(BIOSTATISTICS)

I. Elaborate on: (1x20=20)

1. Find the mean, median and mode for the following data.
   C.I: 0-10 10-20 20-30 30-40 40-50 50-60
   

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   F: 12 18 27 20 17 6

II. Write notes on: (4x5=20)

1. A bag contains 7 red, 12 white and 4 green balls. What is the probability that
   a) 3 balls drawn are all white.
   b) 3 balls drawn are one of each colour.

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2. Marks in computer and chemistry are found to be
   Computer : 90 75 60 80 40 88
   Chemistry : 63 55 46 68 70 85
   Calculate rank correlation coefficient.
3. Write about any two types of sampling methods.

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4. Calculate standard deviation for the following data.
   50 55 57 49 54 61 64 69 58 55

III. Short answers on: (5x2=10)

1. Geometric mean.
2. Level of significance.

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3. Bar diagram.
4. Sample.
5. Regression.

SECTION - B

(COMPUTER APPLICATION)

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I. Elaborate on: (1x20=20)

1. a) Explain in detail about looping structures in C.
   b) Explain scanf () and Printf () functions.

II. Write notes on: (4x5=20)

1. Write a note on internet and its applications.

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2. Define topology. Explain the types.
3. Write about the operators available in C language.
4. Write about the conditional statements.

III. Short answers on: (5x2=10)

1. Keyword

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2. Simple IF statement.
3. Array.
4. Protocol.
5. Browse

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