Hi there,
I got a question that is both about stats and R. Imagine two alternative
stochastic processes:
a. Each subject has an exponential distribution of lifetime, with a parameter
lambda; If I simulate 100 such subjects and rank their lifetimes, they'd look
like this:
Dear all,
I can't figure out a way to have more than one plot using filled.contour() in a
single plate. I tried to use layout() or par(), but the way filled.contour() is
written seems to override those commands.
Any suggestions would be really appreciated.
Jonathan
Dear all,This is both an R and a statistics question. I want to test whether
males and females of a given species tend to co-occur in a given sampling unit
more frequently than expected by chance. I'm thinking about using a binomial
distribution with p as the sex ratio of the entire
Hello,
Here's my problem. I have a large data frame and a vector with some of its row
names. I'd like to have a new data frame only with those rows that match this
vector of row names.
I tried this:
data-cbind(c(1,2,3,4,5,6),c(2,3,4,5,6,7))
rownames(data)-c(a, b, c,d,e,f)
names.to.keep-c(a,
...@stat.berkeley.edu
On Fri, 14 Jan 2011, Jonathan Hughes wrote:
Hello,
Here's my problem. I have a large data frame and a vector with some of its
row names. I'd like to have a new data frame only with those rows that
match this vector of row names.
I tried this:
data-cbind(c
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