Noise Levels in Hospitals In a hospital study, writing homework help

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Noise Levels in Hospitals In a hospital study, it was found that the standard deviation of the sound levels from 20 areas designated as “casualty doors” was 4.1 dBA and the standard deviation of 24 areas designated as operating theaters was 7.5 dBA. At a  0.05, can you substantiate the claim that there is a difference in the standard deviations


Tutor Answer

jesusale932
School: University of Maryland

Here is my answer :)

Noise Levels in Hospitals In a hospital study
Noise Levels in Hospitals In a hospital study, it was found that the standard deviation of the
sound levels from 20 areas designated as “casualty doors” was 4.1 dBA and the standard
deviation of 24 areas designated as operating theaters was 7.5 dBA. At a 0.05, can you
substantiate the claim that there is a difference in the standard deviations.

This is a F Test for Equality of Variances

Null hypothesis: 𝐻0...

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Anonymous
Excellent job

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