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qcc (version 2.3)

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

2.3

License

GPL (>= 2)

Maintainer

Luca Scrucca

Last Published

February 25th, 2014

Functions in qcc (2.3)

qcc.overdispersion.test

Overdispersion test for binomial and poisson data

Statistics used in computing and drawing a Shewhart np chart

Circuit boards data

Bolier temperature data

Statistics used in computing and drawing a Shewhart u chart

EWMA smoothing function

process.capability

Process capability analysis

Functions to plot Shewhart S chart

Orange juice data

Multivariate Quality Control Charts

Operating Characteristic Function

Quality Control Charts

Internal 'qcc' functions

Piston rings data

cause.and.effect

Cause and effect diagram

Dyed cloth data

Statistics used in computing and drawing a Shewhart p chart

Orange juice data -- Part 2

Grouping data based on a sample indicator

Statistics used in computing and drawing a Shewhart g chart

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

stats.T2.single

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

Statistics used in computing and drawing a Shewhart R chart

Functions specifying rules for Shewhart charts

Personal computer manufacturer data

Multivariate Quality Control Charts

Statistics used in computing and drawing a Shewhart xbar chart

Functions to plot Shewhart c chart

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

Quality Control Charts

Set or return options for the 'qcc' package.