Displaying 3 results from an estimated 3 matches for "82216l".
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82216
2009 Feb 07
2
Time Series Graphics - "cannot plot more than 10 series"
Hi Experts,
I would like to present time series data in meaningful way in building
some graphics. I've tried:
(1) plot(ts(mbaye3))
and
(2) plot(ts(mbaye3), start=1990)
But I always get this error-message:
Fehler [error] in plotts(x = x, y = y, plot.type = plot.type,
xy.labels = xy.labels, :
cannot plot more than 10 series as "multiple"
my data:
mbaye3
2009 Feb 27
4
Optimize for loop / find last record for each person
I want to find the last record for each person_id in a data frame
(from a SQL database) ordered by date. Is there a better way than
this for loop?
for (i in 2:length(history[,1])) {
if (history[i, "person_id"] == history[i - 1, "person_id"])
history[i, "order"] = history[i - 1, "order"] + 1 # same person
else
history[i,
2009 Feb 25
4
Have a function like the "_n_" in R ? (Automatic count function )
Have the counter function in R ?
if we use the software SAS
/*** SAS Code **************************/
data tmp(drop= i);
retain seed x 0;
do i = 1 to 5;
call ranuni(seed,x);
output;
end;
run;
data new;
counter=_n_; ***** this keyword _n_ ****;
set tmp;
run;
/*
_n_ (Automatic variables)
are created automatically by the DATA step or by DATA step statements.
*/
/*** Output