Assume that a random sample is used to
estimate a population proportion p. Find
the margin of error E corresponds to the given statistics and confidence level.
90% confidence, the sample size is 1457,
of which 30% are successes.
estimate a population proportion p. Find
the margin of error E corresponds to the given statistics and confidence level.
90% confidence, the sample size is 1457,
of which 30% are successes.
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