[R] Need help using lattice

Gerrit Draisma gdr@|@m@ @end|ng |rom x@4@||@n|
Tue Feb 9 12:13:55 CET 2021

Ha David,
Thanks for your reply.
For your last question, you have to change month into an ordered factor 

df <- expand.grid(site=c("een","twee","drie","vier","vijf"),
                               labels=month.abb, ordered=TRUE))
df$conc <- rnorm(dim(df)[1])

HTH, Gerrit

Op 08-02-2021 om 21:04 schreef Parkhurst, David F.:
> That worked nicely;  thanks again.  Here’s what I used for our data:
> library(lattice)
> df <- 
> expand.grid(site=c("CrCr","NFSC","MFSC","SFSC","LMO","MCE","MUE","MLE","MoCe"),months=1:9)
> dotplot(months~conc | site, data=df)
> The result is attached.  Is there a way to replace the month numbers on 
> the y axes with the names Apr-Dec?
> David

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