IGNOU MCO-03 June 2019 Previous Year Question Paper

Q1.What do you understand by the following 5+5 terms ?

(i) Measurement, and

(ii) Scaling Explain 'Continuous Rating Scales' with 10 suitable example.

Q2.Differentiate between census and sampling 5+5 with suitable examples.

Q3.Explain 'Stratified Random Sampling' with 10 suitable example.

Q4.The following data is obtained from 30 students 20 of B.Com . Sl. No. Subject Marks Sex Caste Scored 1 Accounts 60 Female General 2 Statistics 70 Female SC 3 Statistics 40 Male ST 4 Accounts 30 Female SC 5 Accounts 70 Female ST 6 Statistics 55 Female OBC 7 Statistics 45 Male OBC 8 Accounts 48 Female General 9 Statistics 67 Female General 10 Statistics 75 Male General 11 Accounts 35 Male General 12 Statistics 80 Male General 13 Accounts 53 Female OBC 14 Accounts 38 Male OBC 15 Accounts 58 Male SC 16 Statistics 66 Female ST 17 Accounts 80 Female ST 18 Accounts 83 1VIale OBC 19 Statistics 44 Male OBC 20 Statistics 42 Male ST 21 Statistics 56 Female SC 22 Accounts 55 Female General 23 Accounts 74 Male General 24 Accounts 78 Male General 25 Accounts 36 Male OBC 26 Statistics 65 Female ST 27 Accounts 54 Male OBC 28 Accounts 42 Male ST 29 Statistics 36 Female SC 30 Statistics , 55 Female SC Prepare a complex table considering all factors. MC0-003

Q5.The following data relates to the Tea exports in India during 1995-96 to 2001-02. 1995- 1996- 1997- 1998- 1999- 2000- 2001- Year 96 97 98 99 00 01 02 Exports (in million kgs.) 167 209 410 316 192 215 160

(a) Draw a histogram. 10

(b) Draw a frequency polygon. 5

(c) Calculate mean exports for the above 5 period.

Q6.What do you understand by : 5+5+5+5

(a) null hypothesis,

(b) alternative hypothesis,

(c) Type - I error, and

(d) Type - II error

Q7.(a) What do you understand by 'Chi-square 10 test for goodness of fit' ?

(b) Explain the conditions for applying 10 Chi-square test. Discuss different stages in preparation of a 10 report. What precautions are to be taken while 10 interpreting the statistical data ? Explain.

Q8.Write short notes on any four of the following :

(a) Correlation 5+5+5+5

(b) Price Indices

(c) Level of significance

(d) Yates correction

(e) Pie diagram

(f) Skewness

Q9.1:11-.311.-003 uhiti ztrrru trftan-

Q12.(a) -14-1 ocf .Trf tf 3177 EfT 5+5

(i) Jiik4-1 (Measurement), 72TT 3-171179' (Scaling)

(b) `ticicf.qtzreiRT4'13714iidqi(uflIfOcqio.if 10 --1-1-77

Q13.(a) 4,1ui-ir 721T sirci-cm-f -4 drcicf dqt 1 TriTu 3-1'7 r 7-u --1-r-- I

(b) r.r-ra. qt1 -.9.1-) si cirM-1 (Stratified Random 10 Sampling) .1. drcicf dquiITir-0 ceiloqf w1f77 I

Q14.t. chT4-1. * 30 fd711f*N Pv-irri 0 .-14-101.)-51T7f ronkl : 20 sh4-1 -RefY-ff ci ti4.1. 3fw(Marks) fii 4 f zilkf 1 coicir-f 60 .til+-11-04 2 t.iiitso-ichl 70 .-.;il 71.Til. . 3 (-II tstIch 40 yo=f 7:Lt. 4 oict)-1 30 t-9f 74.Til 5+5 MC0-003 4 5 70 t-41 T4.t. tgiari 6 tii tsgch 55 Til 3t.t.711 7 45 3t.t.-t. tiirtso-Ni rti 8 c)tgicivi 48 '11' timi-0-1 9 67 Tt tit tsa4ch tw-tik-1 10 t-iirtv-ichl 75 77 t-114-11-4 11 egictli 35 rti t-114-11-q 12 tiiiise4,411 80 rtf ki1411-q 13 tgichi 53 t-A at.t.Tft. 14 tgich-f 38 yo4 at.t.Tft. 15 tgiciv-f 58 rtf R14.11 16 tiiiisgail 66 Tql "R14.t. 17 c)tgich-f 80 Tt "RTT.t. 18 tglcivi 83 yoi at.t.4-. 19 ti 1 644111 44 77 at.t.* 20 *AI tseich 42 rti Vf.t. 21 56 t-7i T4.711. til tse-ich 22 4ovir-1 55 t-,11 t-114-11-4 23 74 77 tgich-f k-114-11-44 24 78 c)tgicn-f rzt killi1-4-1 25 tgicivi 36 rtf at.t.1:11 26 tiirtseicill 65 tQ 71:Lt. 27 islictpi 54 rti 3t.t.Til. 28 oicti-f 42 77 T4.-t. 29 tii tatich 36 il WTTI. 30 tii &sem" 55 Tt WITft. Tit "TTA VI uErTff 4 «9 7 -crw ,iirdqf -1Ruit ,-IR --Irr-4R 1 wag |1995-]1996-]1997-]1998-]1999-[2000-[2001- * 96 | 97 | 98 | 99 | 00 | 01 | 02 (०) Sea sraftr > fore sea Fafa (meanexports) 5

(a) Te Wee (null hypothesis), alfa

Q15.1-14-1 tqcf tf ct),6 WRIR Rfkiti:t du-I :

(a) tit-itiftl. (Correlation)

(b) kka chi*

(d) 74t.T (Yate's coirection)

(e) 3111U (Pie diagram)

(f) (Skewness) 5+5+5+5 MC0-003