Hi R Users,
I wish to estimate if there is a trend in my relative risk obtained by coxph.
The best i've found is a method from Greenland and Longnecker ( Am J
Epidemiology 1992 vol 135 (11) - p 1301-9 ).
But all I have is my relative risk and their std error.
Is there a command in R that can
Hi R Users,
After some research I haven't find what I want.
I'm manipulating a dataframe with 70k rows and 30 variables, and I run out of
memory when exporting this in a *.txt file
after some computing I have used :
memory.size()/1048576.0
[1] 103.7730
and I make my export :
Hi R Users
Some precision : I'm under Windows 2k
but I haven't authorisation to acces to other informations like RAM and all
Claude
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Hi , R Users
I'm trying to fit a Weibull ditribution on observed percentiles using nls but
it doesn't work. Here is the code I use: is there something wrong ?
# p corresponds to percentiles
# and q to the observed values
# the datas are from the livebirth in france in 1998 distribution
