search for: rueu_ac

Displaying 3 results from an estimated 3 matches for "rueu_ac".

2011 Oct 13
2
boxplot
hello I want to make a boxplot with diferents rows and also include a column to sort into two groups to each of the other columns my  date set looks like this: 4        5        6        7        8        site 23    56        41      45    63         C 21    89        42      10   63        E 32    45        14      17    96        E 45    74        13      63    41        C    68    32   
2011 Sep 22
1
(sin asunto)
hello, I want to  know as mortality in different families of epiphytes after selective logging in the forest I want to make a survival analysis with left and right censored data.  My study begins in 2004 but I have many individuals who enter the study in 2007 I have tried this:                     surara<-survfit(Surv(fecha,estado)~categoria) fecha= time estado= dead categoria= control and
2011 Sep 26
3
survival analysis: interval censored data
hello: my data looks like: time1  time2   event  catagoria 2004    2006        1            C 2004    2005        0            C 2005    2010        1            E 2007    2009        1            C 2006    2007        0            E 2008    2010        0            C 2008    2010        1            E ... and the census interval is 1 year I have tried  this