In a manufacturing plant employing a double inspection

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In a manufacturing plant employing a double inspection procedure, the first inspector is expected to miss an average of 25 defective items per day with a standard deviation of 3 items. If the first inspector has missed on average of 29 defectives per day based upon the last 30 workings days, is he working up to company standards? (Use = .01)

Reference no: EM13632420

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