| Hoşgeldiniz ESOGU MMF |
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STANDART SAPMA HESABI
| X |
U |
f |
f.U |
(U-Ū)2
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f.(U-Ū)2 |
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23.5
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-3
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1
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-3
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11.8641972
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11.8641972
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24
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-2
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6
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-12
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5.9753084
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35.8518504
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24.5
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-1
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23
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-23
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2.0864196
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47.9876508
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25
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0
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48
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0
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0.1975308
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9.4814784
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25.5
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1
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39
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39
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0.3086420
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12.037038
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26
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2
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20
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40
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2.4197532
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48.395064
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26.5
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3
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5
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15
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6.5308644
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32.654322
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27
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4
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2
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8
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12.6419756
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25.2839512
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∑f=144
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∑f.U=64
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∑f(U-Ū)2=223.555552
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A=25 ve C= 0.5 olarak seçelim
U=(X-A) / C
U1=( 23.5-25) / 0.5= -3
U2=(24-25) / 0.5= -2
U3=( 24.5-25) / 0.5= -1
U4=( 25-25) / 0.5= 0
U5=( 25.5-25) / 0.5= 1
U6=( 26-25) / 0.5= 2
U7=( 26.5-25) / 0.5= 3
U8=( 27-25) / 0.5= 4
Ū=∑ f.U / ∑f = 64 / 144= 0.4444444
σ U=(∑ f.(U-Ū)2 / ∑f)1/2 = (223.555552/144)1/2= 1.245981184
σ x=C. σ U= (0.5).(1.245981) = 0.622990592
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Bugün 2 ziyaretçi (5 klik) kişi burdaydı! |
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