I am having issues with the search bar. I keep getting the following message when I search for something on the website:
"This page isn’t working
www.talkstats.com didn’t send any data.
Any ideas whats wrong? Thanks
Hey everyone. I have recently started using R. So now I am trying to get some data out of it. However, the results I get are quite confusing. I have datas from the year 1961 to 1963 of everyday in the format 1961-04-25. I created a vector called: date
So when I try to use grep to just search...
in a case-control study I have sampled cases stratifying for sex
(0,1) and age (=62y). I need to sample a group of controls with the
same characteristics (which I have already done) plus
one more: the level of relatedness. In particular I need that controls are as least as...