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A health inspector was interested in determining if the noise levels of hospital corridors in an urban area is greater than 59 decibels. To test

A health inspector was interested in determining if the noise levels of hospital corridors in an urban area is greater than 59 decibels. To test this, the noise levels at 84 randomly chosen hospitals from the urban area were measured in decibels. The sample mean noise level was 61.2 decibels, and the population standard deviation is 7.9 decibels.Use the five step method to test the inspectors claim using = .025.

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