Question: Break down the answer so t he at I can understand please 15. A pencil can last for 2.25 hours before needing to be relled.

Break down the answer so t he at I can understand please

15. A pencil can last for 2.25 hours before needing to be relled. If the pencil has a standard deviation of I115 hours: A. What is the z-score of a pencil that only lasts 21}? hours?I B. What percentile is this? Write a meaningful sentence about it what this means

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