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QUESTION 3 A quality enginner takes samples of n-4 from a manufacturing process at regular intervals. After 50 samples, the engineer produces the following
QUESTION 3 A quality enginner takes samples of n-4 from a manufacturing process at regular intervals. After 50 samples, the engineer produces the following information: The sum of samples means (sum of X-bar) is equal to 1,000 and the sum of ranges (sum of R) is equal to 72 What is the UCL of the R chart? 095 00 344 O 3.28
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Cambridge International AS & A Level Further Mathematics Coursebook
Authors: Lee Mckelvey, Martin Crozier
1st Edition
1108403379, 978-1108403375
