Page 100 - DEDU504_EDUCATIONAL_MEASUREMENT_AND_EVALUATION_HINDI

'kSf{kd ekiu rFkk ewY;kadu

uksV 3- fxyiQksMZ rFkk vU; fo}kuksa us lkaf[;dh; dh n`f"V ls fo'oluh;rk xq.kd dks Lor% lg&lEcUèk (Self
Correlation) dh laKk nh gSA
4- ijh{k.k osQ nks lekUrj izk:i eas inksa osQ dfBukbZ Lrj rFkk foHksnhdj.k dh 'kfDr esa lekurk ykuk lEHko
ugha gSA
5- bl fofèk esa ,d gh fnu ,d gh lewg dks nksuksa ijh{k.k fn;s tkrs gSa blfy, nqckjk osQ ijh{k.k esa Fkdku
vkSj :fp izHkkfor djrh gSA
rqY;rk xq.kd dk vFkkZiu (Interpretation of Coefficient of Equivalence)—bl fofèk }kjk tks fo'oluh;rk
xq.kd izkIr gksrk gS mldk vFkkZiu vxzfyf[kr :i esa dj ldrs gSaμ
ijh{kkFkhZ izFke ijh{kk (X ) f}rh; ijh{kk (X )
2
1
1. X 11 X 21
2. X 12 X 22
3. X X
13 23
4. X 14 X 24

M M M
N N 1N X 2N
Σ xx
12
rqY;rk xq.kd = r xx = N σσ 2 x
12
1 x

izFke ijh{k.k izkIrkad X 15 tuojh
1

f}rh; ijh{k.k izkIrkad X 15 tuojh
2
T = (lkekU; + fof'k"V ) vad
1
= G + S 1 ∴ X = G + S + E 1
1
1
T = (lkekU; + fof'k"V ) vad
2 2
= G + S 2 ∴ X = G + S + E 2
2
2
lg&lEcUèk = r x, x

bl fofèk esa nks lekUrj ijh{k.kksa osQ izkIrkadksa esa lg&lEcUèk muosQ lkekU; dkjdksa dh otg ls vkrk gSA
bl izdkj fo'oluh;rk xq.kd iquiZjh{k.k fofèk ls de gksrk gSA D;ksfd izkIrkad esa fof'k"V dkjd vkSj vk
tkrk gSA
rqY;rk xq.kd dk vFkkZiu ØkucSd us Hkh lkekU; rFkk fof'k"V dkjdksa vkSj muosQ LFkk;h fo'ks"krk osQ :i esa
fd;k gSμ

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