Survey Sample Size with Population Correction ¸ðÁý´Ü¿¡µû¸¥ Á¶»çÇ¥º»Å©±â

SampleSize = (sq(ConfLevel) * .25) / sq(ConfInterval / 100)
CorrectedSampleSize = SampleSize / (1 + ((SampleSize - 1) / Population))

ÀԷ°ª:

ConfLevel 90% (1.645)

95% (1.96)

99% (2.576)
ConfInterval
Population

°á°ú°ª:

SampleSize
CorrectedSampleSize
 
Decimal Precision:


 


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