Page 130 - DECO504_STATISTICAL_METHODS_IN_ECONOMICS_HINDI

vFkZ'kkL=k esa lkaf[;dh; fof/;k¡

uksV • vifdj.k osQUnzh; ewY; (ekè;) osQ pkjksa vksj ewY;ksa osQ fc[kjko ;k iSQyko (scatter of items) dk
vè;;u djrk gS ftlls ;g irk pyrk gS fd osQUnzh; ewY; iwjs caVu dk fdruk izfrfuf/Ro djrk gSA
vr% vifdj.k fopj.k dh ek=kk dh eki gSA
• tcfd fopj.k dh fn'kk vFkkZr~ ewY;ksa dk iSQyko ekè; ls Åij vf/d gS ;k uhps ;g tkudkjh fo"kerk
osQ eki miyC/ djkrs gSa vr% fo"kerk fopj.k dh fn'kk dk ekiu djrk gSA vr% ,d izlkekU; caVu
(Normal distribution) esa ekè; ls Åij o uhps fopyu ,d leku gksrs gSa tcfd vlefer caVu
(Asymmetrical Distribution) esa fopyu leku ugha gksrsA
• i`Fkq'kh"kZRo Js.kh osQ eè;orhZ Hkkx esa ewY;ksa ;k vko`fÙk;ksa osQ teko dk vè;;u djrk gSA vFkkZr~ ;g caVu
osQ Lo:i dks n'kkZrk gSA
• vifdj.k] fo"kerk o i`Fkq'kh"kZRo osQ eki fdlh vko`fÙk caVu osQ rhu fofHkUu vfHky{k.kksa ;k igyqvksa
dk vè;;u djrs gSaA vifdj.k Js.kh osQ vkdkj dks fuf'pr djrk gS vFkkZr~ ml foLrkj ;k lhek dh
tkudkjh nsrk gS ftlesa pj&ewY; fLFkr gksrs gSaA fo"kerk osQ eki Js.kh dh vkÑfr vkSj osQUnzh; ewY;
osQ nksuksa vksj osQ fopj.k dh ek=kk ij izdk'k Mkyrs gSaA i`Fkq'kh"kZRo Js.kh osQ eè;orhZ Hkkx esa vko`fÙk;ksa
osQ teko dh tk¡p djrk gSA

8-7 'kCndks'k (Keywords)

• ifj?kkrμlekIr dj nsukA
• i`Fkq'kh"kZRoμf'k[kjrkA

8-8 vH;kl&iz'u (Review Questions)

1- fo"kerk ls vki D;k le>rs gSa \ fo'ys"k.kkRed foospu dhft,A
2- fo"kerk osQ eki dk foospu dhft,A
3- vifdj.k] fo"kerk vkSj i`Fkq'kh"kZRo esa vUrj Li"V dhft,A
4- i`Fkq'kh"kZRo dh O;k[;k dhft,A

mÙkj % Lo&ewY;kadu (Answer: Self Assessment)

1. 1. Øe fu;fer 2. izlkekU; oØ 3. nk;sa ,oa ck;sa 4. /ukRed
5. Í.kkRed fo"kerkA
2. 1. 0.3583 2. –.08 3. β = – 0.095, β = 2.6
2
1
4. β = 0.074 β = 2.03
1
2
8-9 lanHkZ iqLrosaQ (Further Readings)

1. ifj.kkRed fof/;k¡_ Mk- ,l- lpnsok_ y{eh ukjk;.k vxzoky] vkxjk

2. lk¡f[;dh] izks- ih- vkj- xXxM+_ fjlpZ ifCyosQ'kUl] 89] =khiksfy;k cktkj] t;iqj

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