The mean inside diameter of washers produced by a machine is 0.403cm and the standard deviation is 0.005cm. Washers with an internal diameter less than o.397cm or greater than 0.406cm are considered defective.what is the percentage of the washers produced are defective,assuming the diameter are normally distributed?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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The mean inside diameter of washers produced by a machine is 0.403cm and the standard deviation is 0.005cm. Washers with an internal diameter less than o.397cm or greater than 0.406cm are considered defective.what is the percentage of the washers produced are defective,assuming the diameter are normally distributed

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