plot.pfKruskal: Plot a "pfKruskal" object.

In paleofire: Analysis of Charcoal Records from the Global Charcoal Database

Description

Plot a "pfKruskal" object using boxplots and showing significant differences between the periods using letters.

Usage

## S3 method for class 'pfKruskal'
plot(x, trend = FALSE, outliers = FALSE, xlim = NULL, ylim = NULL, ...)

Arguments

x	An object returned by pfKruskal.
trend	Logical, show trend using linear regression?
outliers	Logical, show outliers?
xlim	Numeric, x axis limits.
ylim	Numeric, y axis limits.
...	...

Details

If two periods share the same letter their rank (median) is not significantly different at the confidence level specified by alpha. If not, equality could be rejected at the confidence level specified by alpha.

Value

Return a ggplot2 "gg" object.

Author(s)

O. Blarquez

See Also

pfKruskal

Examples

## Not run: 
## Composite charcoal record for Western Boreal North America:
ID=pfSiteSel(continent=="North America", long<(-100) & l12==1)
plot(ID)
## Transform data
res3=pfTransform(ID,method=c("MinMax","Box-Cox","Z-Score"),BasePeriod=c(200,4000))

## Composite
comp=pfComposite(res3,bins=seq(from=-500,to=12500,by=1000))
plot(comp)

## Kruskal Wallis Anova
comparison=pfKruskal(comp)

plot(comparison)

# p=plot(comparison)
# require(ggplot2)
# p+ggtitle("my title")

## End(Not run)

paleofire documentation built on Jan. 11, 2020, 9:44 a.m.