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Assume that population proportion is to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence

Assume that population proportion is to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence interval. Sample size, n = 535; sample portion, p=0.2 The margin of error is 0.034 Find the 95% confidence interval. __ < p < __

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