Mathematics, 05.01.2020 22:31 imagodatfortnite

Asurvey of factories in five northeastern states found that 10% of the 300 workers surveyed were satisfied with the benefits offered by their employers. the margin of error for the population proportion is ± blank %.
what is the blank?

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Asurvey of factories in five northeastern states found that 10% of the 300 workers surveyed were sat...