Question: QualiTech Inc. uses the six sigma approach when calculating its process capability indices. For a specific item, the lower and upper specification limits are 6.1

QualiTech Inc. uses the six sigma approach when calculating its process capability indices. For a specific item, the lower and upper specification limits are 6.1 and 6.6, respectively. The mean is 6.3 and the standard deviation is 0.04. Question 2014 The cpk statistic for the upper specification limit is -0.013 1.25 2.50 3.75 Cannot determine from the information given
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