Mathematics, 20.07.2019 03:00 puremousetail
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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