IGNOU MMPC-015 June 2025 Previous Year Question Paper

Q1.What is research methodology ? Give a brief account of mathematical tools for the analysis in research methodology.

Q2.“A research scholar has to work as a judge and derive the truth and not as a pleader who is only eager to prove his case in favour of his plaintiff.” Discuss the statement , pointing out the objectives of the research.

Q3.Explain random sampling and outline the different methods of random sampling.

Q4.“A questionnaire is the most popular method of data collection. ” Do you agree ? Justify your answer and explain the guidelines for using this method.

Q5.What kind of questions will arise while reviewing the draft report before submission ? Elaborate. [ 3 ]

Q6.Write shot notes on any three of the following :

(a) Pilot study

(b) Non-random sampling

(c) Questionnaire method

(d) Secondary data

(e) Research design

Q7.The data given below is on a large industrial plant’s daily emission of Sulphur oxides (in tons) : 17 15 20 29 19 18 22 25 27 9 24 20 17 6 24 14 15 23 24 26 19 23 28 19 16 22 24 17 20 13 19 10 23 18 31 13 20 17 24 14 Use the one-sample sign test to test the null hypothesis that the plant’s true average [ 4 ] MMPC–015 daily emission of sulphur oxide is  = 23.5 tons against the alternative hypothesis  < 23.5 tons at the 0.05 level of significance. Tabulated value of test statistic at 0.05 is 1.96.