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Q.1)A study of the time taken to comp...lete a particular maintenance task shows that the mean time is 30 minutes with a standard deviation of
Q.1)A study of the time taken to comp...lete a particular maintenance task shows that the mean time is 30 minutes with a standard deviation of 8 minutes. How long must you leave to be 99% confident the task will be finished
I need handwritten or else skip pls
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