Solution: Given p = 0.61, E = 0.03, 99.5% Confidence level for Z = 2.807
n = (Z/E)^2*p*q
= (2.807/0.03)^2*0.61*0.39
= 2082.748
= 2083
you want to obtain a sample to estimate a population proportion. based on previous evidence, you...
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