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Mathematics, 08.07.2019 22:00, g0606997
Sarah polled 40 randomly selected students at her high school and found that 20% ( = 0.2) are happy with the quality of the cafeteria food. with a desired confidence level of 99%, which has a corresponding z*-score of 2.58, what is the approximate margin of error of sarah’s poll? remember, the margin of error, e, can be determined using the formula e = z*
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Sarah polled 40 randomly selected students at her high school and found that 20% ( = 0.2) are happy...
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