Sample
takes a sample of the specified size from the elements of x using either with or without replacement. The function does the same as the base::sample() and offers additionally an interface for data frames.
Sample(x, size, replace = FALSE, prob = NULL)
either a vector of one or more elements from which to choose, or a positive integer.
a positive number, the number of items to choose from.
a non-negative integer giving the number of items to choose.
should sampling be with replacement?
sampled elements in the same structure as x
# NOT RUN {
sample(d.pizza, size=5)
# }
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