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qcc (version 2.0.1)

Quality Control Charts

Description

Shewhart quality control charts for continuous, attribute and count data. Cusum and EWMA charts. Operating characteristic curves. Process capability analysis. Pareto chart and cause-and-effect chart. Multivariate control charts.

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Version

Install

install.packages('qcc')

Monthly Downloads

11,081

Version

2.0.1

License

GPL (>= 2)

Maintainer

Luca Scrucca

Last Published

April 20th, 2010

Functions in qcc (2.0.1)

stats.c

Functions to plot Shewhart c chart
stats.R

Statistics used in computing and drawing a Shewhart R chart
pareto.chart

Pareto chart
ewma

EWMA chart
mqcc

Multivariate Quality Control Charts
cusum

Cusum chart
cause.and.effect

Cause and effect diagram
ewmaSmooth

EWMA smoothing function
pcmanufact

Personal computer manufacturer data
ellipseChart

Multivariate Quality Control Charts
process.capability

Process capability analysis
stats.T2

Statistics used in computing and drawing the Hotelling T^2 chart for subgrouped data
orangejuice2

Orange juice data -- Part 2
pistonrings

Piston rings data
shewhart.rules

Functions specifying rules for Shewhart charts
stats.xbar.one

Statistics used in computing and drawing a Shewhart xbar chart for one-at-time data
stats.p

Statistics used in computing and drawing a Shewhart p chart
circuit

Circuit boards data
orangejuice

Orange juice data
qcc-package

Quality Control Charts
stats.T2.single

Statistics used in computing and drawing the Hotelling T^2 chart for individual observations data
qcc

Quality Control Charts
stats.g

Statistics used in computing and drawing a Shewhart g chart
qcc.overdispersion.test

Overdispersion test for binomial and poisson data
stats.S

Functions to plot Shewhart S chart
qcc-internal

Internal 'qcc' functions
stats.xbar

Statistics used in computing and drawing a Shewhart xbar chart
boiler

Bolier temperature data
oc.curves

Operating Characteristic Function
qcc.groups

Grouping data based on a sample indicator
process.capability.sixpack

Process capability sixpack plots
dyedcloth

Dyed cloth data
qcc.options

Set or return options for the 'qcc' package.
stats.np

Statistics used in computing and drawing a Shewhart np chart
stats.u

Statistics used in computing and drawing a Shewhart u chart