line plot with NA
01 Apr 1998 15:29:08 -0500
>>>>> "Bill" == Bill Simpson <email@example.com> writes:
Bill> (See why I am using NA? I can work around this problem by using
Bill> intensityan and intensitycb)
Bill> Now do a plot of peakan:
Bill> plot(intensity, peakan, pch=10,type="b")
Bill> The plot skips the point (260000,NA), but no line beyond x=260,000.
Bill> I think the behaviour should be to draw a line between
Bill> (180000,7.4) and (310000,8.4).
I respectfully disagree. If the data were in fact longitudinal data,
with missing observations, one valid scenario would be to halt, which
is what is happening.
Maybe a na.omit flag would be appropriate for plot? (is there one?
I'm just speculating, not having easy access to R or Splus today).
Manifold Graphics / Epimetrics
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