Asked by katelyn
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.
Answers
Answered by
PsyDAG
99% = mean ± 2.575 SEm
SEm = SD/√(n-1)
SEm = SD/√(n-1)
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.