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IQCC (version 1.0)

Improved Quality Control Charts

Description

Builds statistical control charts with exact limits for univariate and multivariate cases.

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Version

Install

install.packages('IQCC')

Monthly Downloads

625

Version

1.0

License

GPL-2

Maintainer

Emanuel P Barbosa

Last Published

September 24th, 2009

Functions in IQCC (1.0)

Raprox

Approx. R control chart with warning.
UstdII

Standardized Shewhart u chart for phase II.
T2subII

Hotelling T2 Statistic for sub group Phase II.
PextI

Exact (improved) p chart for phase I.
estatauxind

Auxiliary statistics for the multivariate control charts with individual observations.
Rexact

Exact R control chart.
Saprox

Approx. S control chart.
graphindII

Individual Phase II Hotelling Control Chart.
UextI

Exact (improved) u chart for phase I.
PchartII

Traditional Shewhart p-chart for phase II.
PstdI

Standardized p chart for phase I.
d2

D2 Constant.
graphsubI

Sub group Phase I Hotelling Control Chart.
binomdata

Binomial Data.
removesub

Remove an undesirable observation.
dataindI

Hotelling Control Chart Phase I with indiviual observations simulated data.
PstdII

Standardized p chart for phase II.
T2subI

Hotelling T2 Statistic for sub group Phase I.
tukeyq

Tukey Quantile Table
c4

C4 Constant.
datasubI

Hotelling COntrol Chart Phase I with sub-group observations simulated data.
T2indII

Hotelling T2 Statistic for Individual Phase II.
updateind

Update the Hotelling Control Chart for individual observations.
grafXR

X-bar and R control charts
softdrink

Soft Drink Data Set.
UchartII

Traditional Shewhart u chart for phase II.
const.table

Table of values for the constants d2, d3 and c4.
estatauxsub

Auxiliary statistics for the multivariate control chart with sub-group observations.
moonroof

Moonroof
dataindII

Hotelling Control Chart Phase II with individual observations simulated data.
alfa

False Alarm probability for the 3-sigma R chart.
Sexact

Exact S control chart.
xbarI

X-bar Shewhart Control Chart for phase I.
removeind

Remove an undesirable observation.
xbarII

X-bar Shewhart Control Chart for phase II.
UextII

Exact (improved) u chart for phase II.
PchartI

Traditional Shewhart p-chart for phase I.
PextII

Exact (improved) p chart for phase II.
UstdI

Standardized Shewhart u chart for phase I.
d3

D3 Constant.
T2indI

Hotelling T2 Statistic for Individual Phase I.
datasubII

Hotelling Control Chart Phase II with sub-group observations simulated data.
UchartI

Traditional Shewhart u chart for phase I.
graphsubII

Sub group Phase II Hotelling Control Chart.
updatesub

Update the Hotelling Control Chart for sub-group observations.
pistonrings

Piston Rings Data Set.
graphindI

Individual Phase I Hotelling Control Chart.