Page 93 - DECO504_STATISTICAL_METHODS_IN_ECONOMICS_HINDI

bdkbZμ6: vifdj.k% vFkZ ,oa fo'ks"krk,¡] vifdj.k osQ lkis{k ,oa fujis{k eki] jsat] prqFkZd fopyu ,oa 'kred foLrkj

L − S 30.5 − 0.5 30 uksV
foLrkj xq.kkad (CR) = = =
L + S 30.5 + 0.5 31
CR = 0.97

foLrkj xq.kkad fdls dgrs gSa \

foLrkj osQ xq.k o lhek,¡
(Merits and Limitations of Range)

foLrkj osQ xq.k (Merits)μvifdj.k Kkr djus dh lcls ljy jhfr gS vkSj vklkuh ls le>k tk ldrk
gSA cM+s m|ksxksa esa oLrq osQ fdLe fu;U=k.k esa bldk cgqr iz;ksx gksrk gSA
foLrkj dh lhek,¡ (Limitations)μfoLrkj esa fuEu nks"k ik;s tkrs gSaμ
1. vfLFkj ekiμfoLrkj Js.kh osQ fopj.k dk fLFkj eki ugha gSA ;g osQoy nks pje ewY;ksa ij fuHkZj
gksrk gSA ;g izfrp;u ifjorZuksa ls vR;f/d :i ls izHkkfor gksrk gSA pje ewY;ksa esa ,dek=k ifjorZu
gksus ls foLrkj dk ewY; iwjh rjg izHkkfor gksrk gSA

2. lHkh inewY;ksa ij vk/kfjr u gksukμfoLrkj Js.kh osQ lHkh inewY;ksa ij vk/kfjr ugha gksrkA vf/
dre o U;wure ewY;ksa osQ chp osQ inksa esa gksus okys ifjorZuksa dk foLrkj ij dksbZ izHkko ugha iM+rkA
vr% ;g vifdj.k dh v/wjh ,oa vfo'luh; eki gSA
3. Js.kh dh cukoV dh tkudkjh ugha nsrkμfoLrkj dk lcls cM+k nks"k ;g gS fd blls Js.kh dh
cukoV vFkok pje lhekvksa osQ chp inewY;ksa osQ iSQykoksa ;k fc[kjko (Scatter) dh tkudkjh ugha
gksrh gSA nks Jsf.k;ksa dk foLrkj leku gksus ij Hkh mudh cukoV esa cgqr vUrj gks ldrk gSA ,d
lefer o vlfer caVu dk foLrkj ,d leku gks ldrk gSA tcfd ,sls nks caVuksa dk vifdj.k
dHkh Hkh le:i ugha gks ldrkA
4. [kqys fljs okys o vko`fÙk caVuksa osQ fy, vuqi;qDrμ[kqys flj caVu esa pje lhek,¡ vKkr gksus

osQ dkj.k foLrkj Kkr ugha dj ldrs tcfd blesa vifdj.k gks ldrk gSA ;g vko`fÙk caVuksa osQ
fy, Hkh vuqi;qDr gksrk gS D;kasfd foLrkj fudkyrs le; vko`fÙk dk iz;ksx ugha gksrk gSA
5. chtxf.krh; foospu osQ fy, vuqi;qDrμfoLrkj chtxf.krh; foospu osQ fy, Hkh vuqi;qDr gS
D;ksafd bldk vkSj vkxs lkaf[;dh; ifjdyuksa esa iz;ksx lEHko ugha gSA
foLrkj osQ mi;ksx (Uses of Range)

foLrkj dk vusd {ks=kksa esa iz;ksx fd;k tkrk gSA
1. xq.k fu;U=k.kμmRikfnr dh tkus okyh oLrqvksa osQ fdLe fu;U=k.k esa foLrkj ,d mi;ksxh midj.k
gSA mRiknu osQ nkSjku fu£er fofHkUu bdkb;ksa esa oqQN vUrj gks ldrk gSA bl fLFkfr esa foLrkj }kjk
mPpre o fuEure lhek,¡ Kkr djosQ ;g irk yxk fy;k tkrk gS fd fdruh bdkb;k¡ mu lhekvksa
osQ vUnj ;k ckgj gSaaA

2. lkekU; thou esa mi;ksx (Uses in Common Life)μfoLrkj dk iz;ksx eqnzk&njksa] fofue;&njksa] LdUèk]
va'k o izfrHkwfr;ksa] lksus] pk¡nh osQ ewY;ksa esa gksus okys ifjorZuksa dk vè;;u djus osQ fy, fd;k tkrk
gSA

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