11-12-2022
Mathematics

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Researchers at a drug company are testing the duration of a new pain reliever. The drug is normally distributed with a mean duration of 240 minutes (4 hours) and a standard deviation of 40 minutes. The drug is administered to a random sample of 10 people. (Round means, standard deviations and Z-Scores to the nearest hundredth, if necessary.)

Researchers at a drug company are testing the duration of a new pain reliever The drug is normally distributed with a mean duration of 240 minutes 4 hours and a class=

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