1. (a) For the measurement data presented below, draw a frequency histogram using a class width of 0.1 mm; calculate the sample means and superimpose their frequency histogram; compare the histograms and comment. (The data is also available as an Excel file on the intranet.) 

(b) Assuming the process is stable, determine mean and range chart control limits.

Posted Date: 3/19/2013 1:34:52 AM | Location : United States

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