Page 107 - DEDU504_EDUCATIONAL_MEASUREMENT_AND_EVALUATION_HINDI

bdkbZ—7% fo'oluh;rk% izdkj] fof/;k¡ rFkk mi;ksx

uksV
izFke lksikuμijh{kk£Fk;ksa osQ izkIrkadksa osQ oxks± dk ;ksx
Σ X 2 ( X ) 2
Σ
2
Sd = i − i
e n n N
517 65 2
= − = 43.08 – 35.20 = 7.88
×
12 12 10
ijh{kkFkhZ osQ mÙkjksa dh ewY;kadu izfØ;k

in 1 2 3 4 5 6 7 8 9 10 11 12 X t X 2 t
ijh{kkFkhZ
1 √ √ 2 4
2 √ √ √ √ 4 16

3 √ √ √ √ 4 16
4 √ √ √ √ √ 5 25
5 √ √ √ √ √ 5 25
6 √ √ √ √ √ √ 6 36
7 √ √ √ √ √ √ √ 7 49

8 √ √ √ √ √ √ √ √ √ 9 81
9 √ √ √ √ √ √ √ √ √ √ √ 11 121
10 √ √ √ √ √ √ √ √ √ √ √ √ 12 144

R 10 9 9 7 6 6 5 4 3 3 2 1 65 ΣX = 517
2
i i
2
W 0 1 1 3 4 4 5 6 7 7 8 9 55 ΣR = 447
i i
p 1.0 .9 .9 .7 .6 .6 .5 .4 .3 .3 .2 .1
q 0 .1 .1 .3 .4 .4 .5 .6 .7 .7 .8 .9
pq 0 .09 .09 .21 .24 .24 .25 .24 .21 .21 .16 .09 Σpq 2.03

;gk¡ ij n = 12, N = 10,
M = 6.50, σ = 9.45
2
i
i
f}rh; lksikuμinksa osQ vadksa osQ oxksZ dk ;ksx
Σ
Σ R 2 ( X ) 2 447
Σd i 2 = N i − n N i = 10 – 35.20
= 44.70 – 35.20 = 9.50
r`rh; lksikuμizkIrkadksa osQ oxkZs dk ;ksx
Σ R × Σ W
2
ΣX = Σ R + i i Σ W i i
i
65 55 3575
×
= = = 29.80
65 + 55 120

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