You did not supply any executable examples for testing, but perhaps
you could benefit by looking at:
?expand.grid
?tapply
Those to split or index your data "for all combinations of factors".
?mapply # to do the plotting.
On Jun 26, 2009, at 9:54 AM, Lane, Jim wrote:
Hi, All
I have a d
Hi, All
I have a data frame as follows:
> data.class(tapes)
[1] "data.frame"
> names(tapes)
[1] "date""loc" "class""drp" "data""scratch"
"reclaim" "total"
Date is a date; loc, class and drp are factors; the rest are numerics.
I want to generate separate plots by date for t
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