Page 172 - DEDU504_EDUCATIONAL_MEASUREMENT_AND_EVALUATION_PUNJABI

ft~fdne wkg ns/ w[~bKeD
ft~fdne wkg ns/ w[~bKeD
ft~fdne wkg ns/ w[~bKeD
ft~fdne wkg ns/ w[~bKeD
ft~fdne wkg ns/ w[~bKeD
È؇ X – M
ftfdnkoEh B d/ Z-;e'o Z=
σ

35 – 65
=
10
–25
=
10
= – 3

B'N; i/eo Z-;e'oK s'A e~u/ ;e'o gsk eoB/ j'D sK fJj ckow{bk gq:'r ehsk iKdk j?L
e~u/ ;e'o, X = M + ( × )Z σ

T[dkjoD 3L
T[dkjoD 3L
T[dkjoD 3L
T[dkjoD 3L
T[dkjoD 3L
σ
fJ~e N?;N ft~u ;e'oK dk w~XwkB (M) 65 j?, ns/ wkDe ftubD () 10 j?. fJ; N?;N ft~u, ftfdnkoEh
A d/ Z-;e'o 2H5 j? ns/ ftfdnkoEh B dk ^3 j?. ftfdnkoEh A ns/ B d/ e~u/ ;e'o gsk eo'.
j~bL
j~bL
j~bL
j~bL
j~bL
ftfdnkoEh A d/ e~u/ ;e'o, (X) = M + ( × )Z σ
= 65 + (2.5 x 10)
= 65 + 25

= 90
ftfdnkoEh B d/ e~u/ ;e'o, (X) = 65 + (– 3 x 10)
= 65 – 30

= 35

B'N; fe;/ ftnesh dhnK r?o^;ohfoe ftP/PsktK Bz{ wkgD dhnK e'Jh wkDe fJekJhnK BjhA jB
fit/A p[~Xh, ywsk, ftnefs~st ns/ :'rsk nkfd. fJBK d/ wkg fpBK fJekJh s'A jB,
T[dkjoD bJh fJ~e ftfdnkoEh d/ fJ~e N?;N ft~u gqkgs ;e'o 40 jB ns/ T[; dk nkJh
fe:{ 110 j?.

;e'oK dh T[g:'frsk
Z-;e'oK dh T[g:'frsk;e'oK dh T[g:'frsk
;e'oK dh T[g:'frsk
;e'oK dh T[g:'frsk
ft~fdnk d/ y/so ft~u, Z-;e'oK Bz{ fJ~e ftfdnkoEh d/ ;e'oK d/ ftPb/PD bJh, d' ftfdnkoEhnK d/ ;e'oK
dh s[bBk bJh ns/ fJ~e ftfdnkoEh d/ d' ftfPnK ft~u ;e'oK dh s[bBk bJh ;koEesk Bkb gq:'r ehsk
iKdk j?. nkw s"o s/ Z-;e'oK dk noE fJ; soK fbnk ik ;edk j?L

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