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mix_1
2011 Mar 10
0
Avoiding choosing parameters with mix[mixdist]
...res. The fist step I want to do is to identify cohort size at each station or (zone of water temperature). The second step will be to see whether the size or number of cohort differ based on temperature.
I use mixtdist package and more specifically function mix to id Cohort.
Here is an exemple :
mixp1<-mixparam(c(0.5,2.0,3.8,5.4,8.4,10.4),c(0.4,0.4,0.4,0.4,0.4,0.4))
fitcohgr60_1 <- mix(siz9gr60,mixp1,"norm")
The problem with mix is that I had to impose the mixparam myself (both mean and se) and than mix model modified the entered parameters so it fitted my data best. Therefore...