The Rockwell hardness of specimens of an alloy shipped by your supplier varies according to a normal
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The Rockwell hardness of specimens of an alloy shipped by your supplier varies according to a normal distribution with mean 70 and standard deviation 3. Specimens are acceptable for machining only if their hardness is greater than 65. What percentage of specimens will be acceptable? Explain
Related Book For
Mathematical Applications for the Management, Life and Social Sciences
ISBN: 9781337625340
12th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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