A random sample of 300 items taken from the productio

Reference no: EM13241214

A robot, when working properly, produces 5% or less defective items. whenever the robot produces more than 5% defective items, needs repair. A random sample of 300 items taken from the production line contained 27 defective items. Test at 1% significance level whether or not the robot needs repairing

Reference no: EM13241214

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