Q42
The quality assurance manager is assessing the capability of aprocess that puts pressurized grease in an aerosol can. The designspecifications call for an average of 60 pounds per square inch(psi) of pressure in each can with an upper specification limit of59 psi and a lower specification limit of 51 psi. A sample is takenfrom production and it is found that the cans average 57 psi with astandard deviation of 2 psi. What is the capability of the process?What is the probability of producing a defect? [2 Marks]
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