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Which sample size will produce a margin of error of +- 6.3%?
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Which sample size will produce a margin of error of +- 6.3%?

User Krut
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m = 0.063 z = 1.53 Sample size by margin of error n = [(1.53 - σ)/0.063]^2 Since σ is unknown n could be any value.
User Yeraze
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