A Manager Wishes to Build a 3-Sigma Range Chart for a Process.The

Multiple Choice

A manager wishes to build a 3-sigma range chart for a process.The sample size is five,the mean of sample means is 16.01,and the average range is 5.3.From Table S6.1 in the text,the appropriate value of is 0,and is 2.115.The UCL and LCL for this range chart are

A) 33.9 and 11.2.
B) 33.9 and 0.
C) 11.2 and 0.
D) 6.3 and 0.
E) 31.91 and 0.11.