Hospital Noise Levels For a sample of 24 operating rooms taken in the hospital study
Chapter 7, Problem 16(choose chapter or problem)
Hospital Noise Levels For a sample of 24 operating rooms taken in the hospital study mentioned in Exercise 19 in Section 71, the mean noise level was 41.6 decibels, and the standard deviation was 7.5. Find the 95% confidence interval of the true mean of the noise levels in the operating rooms.
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