a. Adding sensitizing rules to a Shewhart control charts is encouraged because they do not change the value of ARL, but can reduce the value of ARL).

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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Question I:
True or False, fill in the blank and explain your answer.
)a. Adding sensitizing rules to a Shewhart control charts is encouraged because they do not change the
value of ARL, but can reduce the value of ARL,.
( ) b. In a control chart, if a sample point is plotted outside of control limits, the process mean must shift
to a new mean.
) c. The formula s= A
mn-1
always provides a proper estimator of process standard
deviation o because it includes all observations.
Transcribed Image Text:Question I: True or False, fill in the blank and explain your answer. )a. Adding sensitizing rules to a Shewhart control charts is encouraged because they do not change the value of ARL, but can reduce the value of ARL,. ( ) b. In a control chart, if a sample point is plotted outside of control limits, the process mean must shift to a new mean. ) c. The formula s= A mn-1 always provides a proper estimator of process standard deviation o because it includes all observations.
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