IQCC (version 1.0)

removesub: Remove an undesirable observation.

Description

This function removes an undesirable data that might be out of control in you data set. It is used at Hotelling T2 control charts with sub-group observations for phase I.

Usage

removesub(datum, i)

Arguments

datum

The data set. Should be an array.

i

The index in the matrix of the data to be removed.

Value

• Return the new data set without the observation that was removed.

See Also

removeind

Examples

mu<-c(5.682,88.22)
Sigma<-symMatrix(c(3.770,-5.495,13.53),2)
datum<-datasubI(20,10,mu,Sigma,2)
# Removing the observatiob 13 from the data set "datum" and creating a new one:
datum<-removesub(datum,13)