EWMA chart

GPTKB entity

Statements (26)
Predicate Object
gptkbp:instanceOf control chart
gptkbp:advantage less effective for large shifts
sensitive to small changes
gptkbp:appliesTo finance
healthcare
manufacturing
quality control
gptkbp:category time series analysis
statistical quality control
gptkbp:detects small shifts in process mean
gptkbp:firstPublished 1959
gptkbp:fullName Exponentially Weighted Moving Average chart
https://www.w3.org/2000/01/rdf-schema#label EWMA chart
gptkbp:originatedIn S. W. Roberts
gptkbp:parameter standard deviation
lambda
target mean
gptkbp:purpose monitor process mean
gptkbp:relatedTo gptkb:Shewhart_chart
CUSUM chart
gptkbp:requires sequential data
gptkbp:usedIn statistical process control
gptkbp:uses exponential weighting
gptkbp:visualizes EWMA statistic over time
gptkbp:bfsParent gptkb:CUSUM
gptkbp:bfsLayer 8