JMP 14.0 Online Documentation (English)
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Basic Analysis
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Design of Experiments Guide
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JMP 13 Online Documentation
JMP 12 Online Documentation
Quality and Process Methods
•
Shewhart Control Charts
•
Statistical Details for the Control Chart Platform
• Control Limits for Median Moving Range Charts
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Control Limits for Median Moving Range Charts
Control limits for Median Moving Range charts are computed as follows.
LCL
MMR
= max(0, MMR -
kd
3
(
n
)
)
UCL
MMR
= MMR +
kd
3
(
n
)
where:
MMR is the median of the nonmissing moving ranges.
= MMR/0.954
d
3
(
n
) is the standard deviation of the range of
n
independent observations from a normal population with unit standard deviation.
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Help created on 7/12/2018