What is the maximum allowable value of that will permit no

Reference no: EM13614106

The width of a slot of a duralumin forging is (in inches) normally distributed with µ = 0.9000 and ? = 0.0030. The specification limits were given as 0.9000 ±0.0050.

a) What percentage of forgings will be defective?

b) What is the maximum allowable value of ? that will permit no more than 1 in 100 defectives when the widths are normally distributed with µ = 0.9000 and ? (revised value)?

Reference no: EM13614106

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