search for: rumsfeld

Displaying 2 results from an estimated 2 matches for "rumsfeld".

2009 Feb 02
1
survfit using quantiles to group age
I am using the package Design for survival analysis. I want to plot a simple Kaplan-Meier fit of survival vs. age, with age grouped as quantiles. I can do this: survplot(survfit(Surv(time,status) ~ cut(age,3), data=veteran) but I would like to do something like this: survplot(survfit(Surv(time,status) ~ quantile(age,3), data=veteran) #will not work ideally I would like to superimpose
2006 May 22
12
FreeBSD Security Survey
Dear FreeBSD users and system administrators, While the FreeBSD Security Team has traditionally been very good at investigating and responding to security issues in FreeBSD, this only solves half of the security problem: Unless users and administrators of FreeBSD systems apply the security patches provided, the advisories issued accomplish little beyond alerting potential attackers to the