quality_ellipse: Quality Control Ellipse

Description Usage Arguments Value Examples

View source: R/quality_ellipse.R

Description

Quality Control Ellipse

Usage

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quality_ellipse(df, var1, var2, alpha = 0.05)

Arguments

df

a multivariate data.frame

var1

the column number of the first variable for the ellipse

var2

the column number of the second varaible for the ellipse

alpha

the signficance level, defaulted to 0.05

Value

g a quality control ellipse

Examples

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weld <- data.frame(weld)
weldln <- data.frame(cbind(weld[,1:3], log(weld[,4])))
colnames(weldln) <- c("Voltage", "Current", "FeedSpeed", "ln(GasFlow)")
quality_ellipse(weldln, 1, 4, alpha = 0.01)

leahpom/MATH5793POMERANTZ documentation built on May 10, 2021, 9:52 a.m.