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M.Sc Environmental Science Sample Paper for Statistics & Computer Applications in Environmental Science 1st YearItsMyAcademy.com

M.Sc Environmental Science Sample Paper for Statistics & Computer Applications in Environmental Science 1st Year



Time: 3 hours                                                                                                  M.Marks:60

Note: – Attempt any 5 questions.

All questions carry equal marks.

Q1.      What is sampling? Explain the important methods of sampling commonly used.
Q2.      i).        Define statistics..

ii).        What is the mean, median and mode value for the following observations?
7, 12, 9, 15, 10, 12

iii).       What is correlation coefficient and rank correlation co efficient?

iv)        What is the meaning of an Ogive graph? Explain briefly:

Q3.      a)         Explain arrays with its types.
b)         Write a C program to perform matrix addition for a given 2 X 2 matrix.

Q4.      i)          What are the characteristics of a computer?
ii).        Explain Raster scan and Random scan systems in computer graphics.

iii).       What are the character sets available in clanguage?

iii).       Explain switch and Go To statements.
iv)        Explain mail- merge concepts in Ms-word.

Q5.      i).   Define booting process.
ii). What is the difference between RAM and ROM?
iii) Define the terms network and internet.

Q6       What do you mean by “measures of central tendency”? Explain with the help of


Q7.      Write   Short   notes    on:

i)                     Draw simple bar and pie diagram for the following gross expenditure rupees in crores of a company ABC for the years 2003-2006. Years 2003 2004 2005 2006  Expenditure (in crores) 120 90 80 110

ii)                  Explain the procedure for doing chi-square test?

iii)        Explain any three types of charts with examples

iv)        Compute standard deviation for the following data. Marks 0-10 10-20 20-30 30-40 40-50 50-60
No. of students 3 8 15 20 25 10

v)         Explain the stratified random sampling method.

vi)        A bag contains 5 white, 6 Red and 7 Green balls from which 3 balls are drawn at random find the probability that balls are:

a)         1 white, 1 Red and 1 Green balls.
b)         All three are white balls.

Q8.      Explain the various types of user defined functions in C – language.

Q9.      Explain the concepts of browser and e-mail.

Note : Above sample paper for molecular technology of M.Sc Environmental Science, we have created after reviewing few universities sample papers. Your university may or may not have the similar question pattern. We are just trying to help you by the possible questions that may appear in your examination of M.Sc Environmental Science. We suggest you to go thoroughly with the text book, syllabus and your teachers note.