Hospital Noise Levels For a sample of 5 operating rooms taken in a hospital study, the mean noise level was 42.2 decibels and the standard deviation was 10.9. Find the 95% confidence interval of the...

Hospital Noise Levels
For a sample of 5 operating rooms taken in a hospital study, the mean noise level was 42.2 decibels and the standard deviation was 10.9. Find the 95%  confidence interval of the true mean of the noise levels in the operating rooms. Assume the variable is normally distributed. Round your answers to at least two decimal places.