it is known that the variance of a population equals 1,936. a random sample of size 121 has been selected from the population. calculate the margin of error for a 95% confidence interval. round your answer to two decimals.

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02-11-2022
Mathematics

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it is known that the variance of a population equals 1,936. a random sample of size 121 has been selected from the population. calculate the margin of error for a 95% confidence interval. round your answer to two decimals.

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