Question: 9. The amount of time necessary for assembly line workers to complete a product is a normal variable with a mean of 15 minutes

9. The amount of time necessary for assembly line workers to complete

9. The amount of time necessary for assembly line workers to complete a product is a normal variable with a mean of 15 minutes and a standard deviation of 2 minutes. So, 15% of the products require more than minutes for assembly.

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