IGNOU MCO-03 June 2016 Previous Year Question Paper

Q1.What are the various methods of research ?

Q2.Explain them briefly with suitable examples.

Q3.Explain various reasons for opting the sampling method for data collection in business research.

Q4.Discuss the significance of scaling techniques in marketing research.

Q5.Explain the utility of percentages, Ratios, and Rates for data analysis with an example of each.

Q6.Discuss the concept and significance of various measures of central tendency in describing the data.

Q7.What do you understand by "Variation" ?

Q8.Discuss the significance of measuring variability for data analysis.

Q9.Explain any two approaches to determine probability with an example of each.

Q10.Discuss the types of hypotheses. Narrate the steps involved in testing of hypothesis. When do you pool rows and columns while applying chi-square test ? What are its limitations ?

Q11.(a) The following table gives the number of 15+5 screws declared fit and also unfit by three inspectors, A, B, C. Test the hypothesis that the proportion of screws declared unfit by the three experts are same. Particulars Inspector / No. of screws A B C Total Fit screws 50 47 56 153 unfit screws 5 14 8 27 Total 55 61 64 180 (Table value 41 21.df =3.84, tii 2 2.df =5.99)

(b) Narrate the procedure for fitting a binomial distribution. Why do we analyse a time series ? Explain the components of time series. 10+10 Discuss the characteristics of a good research report.

Q12.Write short notes on any four of the following :

(a) Inductive and Deductive Logic 5+5+5+5

(b) Sources of a Research Problem

(c) Skewness of Data

(d) Random variables

(e) Statistical Fallacies

(f) Pilot study and Pre - testing MCO-03 2 I TT. -4 -.311.-031 cu ul.sti t'11c1ch) t1 t ZEiriV Trgtff CWT

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Q19.(a) 4 tcbt-911 (Hypotheses) * kI Tfd79 . *INR I qiicht-kiii *TRIV:rf fir-0 *1-hR I 10+10

(b) qlf TT WT riI rntl tilig 311 1TT 7nT If i.0 ,4,1,4,(ui T-4c f? T117:11 qzflt?

Q22.(.1 (gd A ich41 wit ITT #NR:r kuiruiii171-u-R :

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(b) 31-OtTiff TF1:11:41* tl)ci

(c) 3if f 141-ei (skewness)

(d) -q"( (random variables)

(e) tiirtseict;Iti

(f) 41*(1e. liNiuT