Page 158 - DECO504_STATISTICAL_METHODS_IN_ECONOMICS_HINDI

vFkZ'kkL=k esa lkaf[;dh; fof/;k¡

uksV
o"kZ iw£r lwpdkad ewY; lwpdkad o"kZ iw£r lwpdkad ewY; lwpdkad
1 91 117 9 104 77
2 98 97 10 98 93
3 95 102 11 100 89
4 92 108 12 108 83
5 93 105 13 116 78
6 96 96 14 114 84
7 102 77 15 111 93
8 107 68

(vii) fuEu dksfV Øeksa ls dksfV&lEcUèk xq.kkad Kkr dhft,μ
S.N. : 1 2 3 4 5 6 7 8 9 10
Rank A : 3 5 8 4 7 10 2 1 6 9
Rank B : 6 4 9 8 1 2 3 10 5 7

(viii) fuEu dksfV&Øeksa ls dksfV&lglEcUèk xq.kkad Kkr dhft,μ
Rank—Statistics : 1 2 3 4 5 6 7 8 9 10

Rank—Maths : 2 4 1 5 3 9 7 10 6 8

9-5 lkjka'k (Summary)

• nks lead lewgksa esa ik, tkusokys lEcU/ dh tkudkjh osQ fy, lglEcU/ osQ fl¼kUr (Theory of

Correlation) dk vè;;u fd;k tkrk gSA dbZ lead lewg bl izdkj ls ijLij lEcfU/r gksrs gSa fd
,d esa gksus okys ifjorZu osQ ifj.kkeLo:i nwljs esa Hkh ifjorZu gks tkrs gSaA

• ^^vk£Fkd leadksa dh nks ;k vf/d Jsf.k;k¡ tks ,d lkFk ;k foijhr fn'kk esa ifjo£rr gksa] fØ;kRed
:i ls lEcfU/r gks ldrh gSA osQoy fØ;kRed lEcU/ksa dh mifLFkfr dk;Z dkj.k lEcU/ksa osQ vfLrRo
dks fl¼ ugha djrh gS_ ;g osQoy lglEcU/ dk lkaf[;dh; izeki gSA**
• lkaf[;dh; esa izrhixeu (Regression) ,oa fopj.k&vuqikr (Ratio of Variation) osQ fopkj lglEcU/
fl¼kUr ij gh vk/kfjr gSaA
• fo{ksi fp=k ;k fcUnq fp=k nks lead Jsf.k;ksa osQ eè; lglEcU/ dh izo`fÙk Kkr djus dk ljy ,oa
vkd"kZd rjhdk gSA fo{ksi fp=k cukus osQ fy, LorU=k pj ewY; dks Hkqtk{k ij ,oa vkf/u pj ewY;
dks dksfV v{k ij vafdr dj fofHkUu ewY;ksa osQ fcUnq vafdr fd, tkrs gSa] bl izdkj izkIr fp=k fo{ksi
fp=k dgykrs gSaA
• dkyZ fi;lZu osQ lglEcU/ xq.kkad ls lglEcU/ dh fn'kk rFkk bldh ek=kk dk Kku ljyrk ls gks tkrk
gS] ;g xq.kkad gj lg; $ 1 dh lhek esa jgrk gSA
• tc lglEcUèk dh osQoy fn'kk Kkr djuh gks rks laxkeh fopyu jhfr dk iz;ksx fd;k tkrk gS] bl
jhfr esa izR;sd in&ewY; dk fiNys ewY; ls fopyu dh fn'kk (èkukRed vFkok Í.kkRed) Kkr dj
mlosQ vkèkkj ij lglEcUèk xq.kkad dh x.kuk dh tkrh gSA
• lglEcUèk Kkr djus dh laxkeh fopyu jhfr ljy gS] blls vYidkyhu mPpkopuksa esa lglEcUèk Kkr
gks tkrk gS] blls lglEcUèk dh fn'kk dk gh Kku gks ikrk gS bldh la[;kRed eki lEHko ugha gS]
vr% bldk iz;ksx cgqr de fd;k tkrk gSA

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