Page 162 - DECO504_STATISTICAL_METHODS_IN_ECONOMICS_HINDI

vFkZ'kkL=k esa lkaf[;dh; fof/;k¡

uksV gksrh gS rFkk os ,d fuf'pr fn'kk esa tkus okys izokg dh Hkk¡fr gksrs gSa] rks nksuksa pj ewY;ksa esa lhfer lg&lEcU/
ik;k tkrk gSA fofHkUu fcUnq ftrus ,d&nwljs osQ fudV gksaxs mruh gh lg&lEcU/ dh ek=kk vf/d gksxh rFkk
os ftrus nwj gksrs tk;saxs lg&lEcU/ dh ek=kk mruh de gksrh tk;sxhA
lhfer lg&lEcU/ /ukRed ;k Í.kkRed gks ldrk gSA tc fcUnqvksa dh /kjk fp=k esa ck;ha vksj ls nkfguh vksj
c<+rh gS rks lg&lEcU/ /ukRed gksrk gSA bl fLFkfr esa nkuksa Jsf.k;ksa osQ ewY; lkFk&lkFk c<+rs tkrs gSaA fp=k (A)
ls ;g n`f"Vxkspj gksrk gSA blosQ foijhr ;fn fcUnqvksa dk izokg ck;ha vksj osQ mQij okys dksus ls nkfguh vksj
fupys dksus dh vksj ?kVrk tkrk gS rks lg&lEcU/ Í.kkRed gksrk gS rFkk blesa ;fn ,d Js.kh esa ewY; c<+rk
gS rks nwljh Js.kh dk ewY; ?kV tkrs gSaA

Y Y

O Y O Y
(A) lhfer /ukRed (B) lhfer Í.kkRed

fp=k 10-1

(ii) lg&lEcU/ dk vHkko (r = 0)μtc fo{ksi fp=k esa fofHkUu fcUnq pkjksa vksj fc[kjs gksa] muls dksbZ fuf'pr
izo`fÙk Li"V u gksrh gks rks lg&lEcU/ dk vHkko gksrk gS tSlk fd fp=k 10.2 osQ }kjk iznf'kZr gksrk gSA

X

O X

fp=k 10.2 lg&lEcU/ dk vHkko

(iii) iw.kZ /ukRed lg&lEcU/ (r = +1)–;fn lHkh fcUnq ck;kha vksj osQ fupys dksus ls nkfguh vksj osQ mQij
okys dksus rd ,d ljy o lh/h js[kk osQ :i esa vafdr gksa rks /ukRed ifj.kke fudyrk gS fd nksuksa
leadekykvksa esa iw.kZ /ukRed lg&lEcU/ gS tSlk fd fp=k 10.3 esa le>k;k x;k gSA

156 LOVELY PROFESSIONAL UNIVERSITY