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height
2001 Dec 28
1
Simple:: usage of stem() and hist()?
I must apologize in advance for asking a simple question. I am sure that a clue will be sufficient to get this show on the road. I am trying to graph tide prediction data in various ways. I haven't been able to answer this question after pouring over TFM.
I read the datafile
theight <- read.table("tides",header=TRUE)
I do get a summary() or fivenum()
summary(theight)
fivenum(theight)
But when I run
stem(theight), I receive CONSISTENTLY the following message, no matter when I have done:
> stem(theight)
Error in stem(theight) :...