Question: Please solve the question correctly many tutors are providing with wrong answers Question 14 3 points Save Answer A Quality Analyst wants to construct a
Please solve the question correctly many tutors are providing with wrong answers

Question 14 3 points Save Answer A Quality Analyst wants to construct a control chart for determining whether three machines, all producing the same product, are under control with regard to a particular quality variable. Accordingly, he sampled four units of output from each machine, with the following results: 15 18 Machine #1 #2 #3 Measurements 17 14 15 25 23 125 18 23 26 121 What is the sample average range based upon this limited sample? 04.0 6.33 07.4 08.0 O 8.33
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