Page 145 - DEDU504_EDUCATIONAL_MEASUREMENT_AND_EVALUATION_PUNJABI

fJekJh^10L wd ftPb/PDL wd efmBkJh, G/dGkt ;{ueKe, ftxBsk dh gqGktPhbsk
fJekJh^10L wd ftPb/PDL wd efmBkJh, G/dGkt ;{ueKe, ftxBsk dh gqGktPhbsk
fJekJh^10L wd ftPb/PDL wd efmBkJh, G/dGkt ;{ueKe, ftxBsk dh gqGktPhbsk
fJekJh^10L wd ftPb/PDL wd efmBkJh, G/dGkt ;{ueKe, ftxBsk dh gqGktPhbsk
fJekJh^10L wd ftPb/PDL wd efmBkJh, G/dGkt ;{ueKe, ftxBsk dh gqGktPhbsk
T[dkjoDL
T[dkjoDL wzB bU, e[b 300 ftfdnkoEhnK ft~u'A, e/tb 240 ftfdnkoEhnK B/ fJ~e wd dh ;jh gqshfeqnk
T[dkjoDL È؇
T[dkjoDL
T[dkjoDL
fd~sh j? ns/ fJ; wd d/ uko ftebg jB. j[D fJ; wd dk efmBsk ;so j't/rkL
⎛ 60 ⎞ 1
P = ⎜ 240 − ⎟ [W = N – R]
− ⎠
c ⎝ 41 300
⎛ 60 ⎞ 1
= ⎜ 240 − ⎟
⎠
⎝ 3300
= ( − )240 20 1
300

220
= = .733
300
= .733 × 100 = 73.3% (gqshPs ft~u efmBsk ;{ueKe)

eJh tko pj[ftebg wdK ft~u fJj d/fynk iKdk j? fe fJ~e ftfdnkoEh N?;N dhnK e[M wdK Bz{ j~b BjhA
eo gkUAdk. fJj iK sK ;w/A dh ewh d/ ekoD iK wdK dh efmBsk d/ ekoD iK fe;/ th j'o ekoD j' ;edk
j?. nfijhnK wdK Bz{ nDS{jh wd fejk iKdk j?. toDB bJh, wzB bU fJ~e 50 wdK tkb/ N?;N ft~u,
fJ~e T[whdtko B/ 1 s'A 25 s~e ;ko/ gqPB j~b ehs/ jB, T[; B/ wd ;zfynk 26 ns/ 27 j~b BjhA ehs/ jB,
ns/ fco 28 s'A 40 s~e ;kohnK wdK j~b ehshnK jB ns/ T[; s'A pknd T[; B/ e'Jh th gqPB j~b BjhA
ehs/ jB. nfijh ;fEsh ft~u, 41 s'A 50 ;zfynk tkbhnK wdK Bz{ nDS{jhnK wdK fejk ikt/rk, gqzs{ wd
26 ns/ 27 Bz{ BjhA. fJ; s'A fJbktk, T[whdtkoK d/ fszB ;w{j j'Dr/L fiBK B/ ;jh gqshfeqnktK fd~shnK,
fiBK B/ rbs gqshfeqnktK fd~shnK ns/ fiBK B/ gqshfeqnk fd~sh jh BjhA.
nfij/ gqPBK Bz{ j~b eoD bJh, ckow{bk Bz{ fBwB o{g ft~u ;zP'fXs ehsk iKdk j?L

⎛ W ⎞ 1
P = ⎜ R − ⎟
− ⎠
− ⎝
c K1 N NR
fi~E/, NR T[whdtkoK dh ;zfynk j? fijV/ fJ~e wd Bz{ j~b BjhA eo ;e/ iK j~b BjhA ehsk. pkeh ;ko/ fuzB
fgSb/ ckow{bk dh soK tos/ rJ/ jB.
T[dkjoDL
T[dkjoDL
T[dkjoDL
T[dkjoDL wzB bU, 300 ftfdnkoEhnK Bz{ 100 wdK tkbk N?;N fd~sk frnk. jo wd ft~u uko ftebg
T[dkjoDL
;B.fJj th wzB fbnk iKdk j? fe 150 gqshfeqnktK ;jh ;B, 120 rbs ;B ns/ 30 j~b BjhA ehs/ rJ/
;B. nfijh ;fEsh ft~u, T[; ftP/P wd dk efmBsk ;{ueKe fJ; soK j't/rkL
⎛ 120 ⎞ 1
P = ⎜ 150 − ⎟
− ⎠
− ⎝
c 41 300 30
⎛ 120 ⎞ 1
= ⎜ 150 − ⎟
⎝ 3 ⎠ 270
= ( − )150 40 1
270

1
= 110×
270
11
=
27
= 0.4 ×100
= 40%

139
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