An automobile shop manager times six employees and found that the average time it took then to change a water pump was 18 minutes. The SD of theā€¦ | Cheap Nursing Papers

An automobile shop manager times six employees and found that the average time it took then to change a water pump was 18 minutes. The SD of the…

An automobile shop manager times six employees and found that the average time it took then to change a water pump was 18 minutes. The SD of the sample was 3. Find the 99% of the interval of the true mean.

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