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Mathematics, 11.05.2021 19:20 jholland03

a) How large a sample must be drawn so that a 90% confidence interval for will have a margin of error equal to 3.4? Round the critical value to no less than three decimal places. Round the sample size up to the nearest integer. A sample size of is needed to be drawn in order to obtain a confidence interval with a margin of error equal to 3.4 .

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