Michelson actually made 100 measurements on the velocity of light in five trials of 20 observations each.
Question:
(a) Plot these new measurements on the control charts constructed in Exercise 6.69. Are these new measurements in statistical control? Give a practical interpretation of the control charts.
(b) Is there evidence that the variability in the measurements has decreased between trial 1 and trial 2?
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Related Book For
Introduction to Statistical Quality Control
ISBN: 978-1118146811
7th edition
Authors: Douglas C Montgomery
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