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qcc (version 1.2)

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.

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Version

Install

install.packages('qcc')

Monthly Downloads

11,081

Version

1.2

License

GPL version 2 (or newer)

Maintainer

Luca Scrucca

Last Published

February 15th, 2017

Functions in qcc (1.2)

stats.u

Functions to plot Shewhart u chart
qcc.options

Set or return options for the `qcc' package.
cause.and.effect

Cause and effect diagram
shewhart.rules

Functions specifying rules for Shewhart charts
pcmanufact

Personal computer manufacturer data
pistonrings

Piston rings data
pareto.chart

Pareto chart
qcc.groups

Grouping data based on a sample indicator
ewma.qcc

EWMA chart
stats.c

Functions to plot Shewhart c chart
circuit

Circuit boards data
process.capability.sixpack

Process capability sixpack plots
dyedcloth

Dyed cloth data
orangejuice

Orange juice data
cusum.qcc

Cusum chart
stats.xbar.one

Functions to plot Shewhart xbar chart for one-at-time data
stats.p

Functions to plot Shewhart p chart
stats.xbar

Functions to plot Shewhart xbar chart
stats.np

Functions to plot Shewhart np chart
qcc.overdispersion.test

Overdispersion test for binomial and poisson data
oc.curves

Operating Characteristic Function
ewmaSmooth

EWMA smoothing function
stats.R

Functions to plot Shewhart R chart
stats.S

Functions to plot Shewhart S chart
orangejuice2

Orange juice data -- Part 2
stats.g

Functions to plot Shewhart g chart
process.capability

Process capability analysis
qcc

Quality Control Charts