sample.system {animation} | R Documentation |
The whole sample frame is denoted by a matrix (nrow * ncol
) in the
plane, and the sample points with equal intervals are drawn out according to
a random starting point. The points being sampled are marked by red circles.
sample.system(nrow = 10, ncol = 10, size = 15, p.col = c("blue", "red"), p.cex = c(1, 3))
nrow |
the desired number of rows of the sample frame. |
ncol |
the desired number of columns of the sample frame. |
size |
the sample size. |
p.col, p.cex |
different colors / magnification rate to annotate the population and the sample |
None (invisible NULL
).
Yihui Xie
Examples at https://yihui.name/animation/example/sample-system/
sample
, sample.simple
,
sample.cluster
, sample.ratio
,
sample.strat