Page 181 - DECO504_STATISTICAL_METHODS_IN_ECONOMICS_HINDI

bdkbZ—11% dksfV lglaca/ fof/

11-1 dksfV varj fof/ (Rank Correlation Method) uksV

izksisQlj pkYlZ fLi;jeSu us lglEcU/ xq.kkad Kkr djus dh ,d fof/ dk vUos"k.k fd;k gSA ;g dkyZ fi;lZu
dh jhfr dh rqyuk esa vR;Ur ljy gSA bl jhfr dks fLi;jeSu dh Js.kh ;k ØekUrj jhfr (Spearman’s Rank
or Difference Method) vFkok vuqfLFkfr jhfr (Ranking Method) dgrs gSaA

;g jhfr ogk¡ osQ fy, Hkh mi;qDr gS tgk¡ inksa dk ewY; Kkr u gks cfYd mudk Øe Kkr gksA ;g jhfr ogk¡
osQ fy, Hkh mi;qDr gS tgk¡ rF; dks fuf'pr la[;k esa O;Dr djuk dfBu gks ijUrq mUgsa Øe esa O;Dr fd;k
tk ldrk gks_ tSls] xq.kkRed rF;A mnkgj.k osQ fy,] oqQN O;fDr;ksa esa ;g ns[kuk gS fd lqUnjrk o LokLF; esa
fdl ek=kk dk lglEcU/ gSA lqUnjrk dks la[;k esa O;Dr djuk dfBu gSA blfy, eku yhft, ogk¡ mu O;fDr;ksa
dks lqUnjrk osQ fopkj ls Øeokj j[k fn;kA] tSlsμigyk] nwljk] rhljk] vkfnA blh izdkj 'kjhj dk xBu] Å¡pkbZ]
otu] jksx] 'kfDr] vkfn dk fopkj djosQ LokLF; dks fuf'pr la[;k esa O;Dr djus dh vis{kk Øeokj j[kuk
ljy gSA vc lqUnjrk o LokLF; esa lglEcU/ xq.kkad fudkyk tk ldrk gSA

fLi;jeSu jhfr dh fo'ks"krk,¡
lglEcU/ xq.kkad fudkyus dh fLi;jeSu jhfr dh fuEu izeq[k fo'ks"krk,¡ gSaμ
(1) ljyμ;g jhfr x.kuk vkSj le>us dh n`f"V ls dkyZ fi;lZu dh nksuksa jhfr;ksa ls cgqr ljy gSA
(2) osQoy Øe&eku i;kZIrμ;fn inksa osQ okLrfod eku u ekywe gksa ij mudk Øe irk gks] rks lglEcU/
xq.kkad fudkyk tk ldrk gSA
(3) vfu;fer lkexzh osQ gksus ij mi;qDrμ;g jhfr ogk¡ osQ fy, mi;qDr gS tgk¡ lkexzh vfu;fer gksA
(4) tgk¡ inksa dk ewY; iw.kZ 'kq¼ u gksμ;g jhfr ogk¡ osQ fy, mi;qDr gS tgk¡ inksa dk ewY; vuqekur%
'kq¼ gks D;ksafd ;gk¡ rks osQoy Øe dh vko';drk gksrh gSA ek=kk dh 'kq¼rk dh vis{kk Øe dh 'kq¼rk
vf/d vko';d gSA
(5) O;fDrxr vè;;u esa mi;qDrμ;g ogk¡ osQ fy, vf/d mi;qDr gS tgk¡ O;fDrxr vè;;uksa esa
lglEcU/ Kkr djuk gSA blesa in&ewY;ksa osQ fujis{k eku dk mruk egRo ugha gS ftruk muosQ lkis{k
;k rqyukRed ekuksa dk gSA

(6) la[;k,¡ cgqr vf/d ughaμ;g jhfr ogk¡ ljyrk o liQyrkiwoZd viuk;h tk ldrh gS tgk¡ inksa dh
vf/d&ls&vf/d la[;k yxHkx 25 ;k 30 gksA inksa dh la[;k cgqr vf/d gksus ij bldk izs;ksx dfBu
gks tkrk gSA

lglEcU/ xq.kkad fudkyrs le; Jsf.k;ksa dk ewY; Kkr gksuk vko';d ugha] osQoy
ewY; osQ vuqlkj inksa dk Øe (rank) tku ysus ls gh dke py tkrk gSA lcls cM+s
ewY; dks igyk Øe (rank), mlls NksVs dks nwljk] mlls NksVs dks rhljk vkSj blh izdkj
Øe ns nsrs gSaA

11-2 dksfV lglEcU/ xq.kkad fudkyus dh fØ;kfof/ (To Find the Method of
Rank Correlation Coefficient)

bl jhfr ls lglEcU/ xq.kkad fudkyus dh fØ;k&fof/ vxz gSμ
(1) nksuksa Js.kh osQ in&ewY;ksa dks vyx&vyx Øe iznku djrs gSa_ lcls cM+s in&ewY; dks 1] mlls NksVs
dks 2 vkSj blh izdkj Øe jgsxkA

LOVELY PROFESSIONAL UNIVERSITY 175