Control charts arc lo be used to monitor the thicknesses of glass sheets. DS 16.3.3 contains the
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(a) What -chart and R-chart would you recommend be used?
(b) What conclusion would you draw if in the future a sample x1 = 3.12, x2 = 2.96, x3 = 2.91, and x4 = 2.88 is obtained?
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Related Book For
Probability And Statistics For Engineers And Scientists
ISBN: 9780495107576
3rd Edition
Authors: Anthony Hayter
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