Compute process capability ratio-process capability index

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Reference no: EM13900542

The general protector light bulb company produces 75-watt light bulbs. they are designed to have a life of 1125 hours with tolerances of + or - 210 hours. the process that makes light bulbs has a mean of 1050 hours, with a standard deviation of 55 hours.

a. Compute the process capability ratio and the process capability index, and comment on the overall capability of the process.

Reference no: EM13900542

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