Mathematics, 20.07.2019 02:50 789944

Arecent poll of 80 randomly selected californians showed that 38% ( = 0.38) believe they are doing all that they can to conserve water. the state government would like to know, within a 99% confidence level, the margin of error for this poll. (99% confidence level z-score of 2.58) remember, the margin of error, e, can be determined using the formula e = z. to the nearest whole percent, the margin of error for the poll is %.

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Arecent poll of 80 randomly selected californians showed that 38% ( = 0.38) believe they are doing a...

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Mathematics, 01.09.2019 16:30

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