Displaying 1 result from an estimated 1 matches for "in_conventional".
2013 Apr 30
0
lmer Error: Downdated X'X is not positive definite
...was attempting to solve it in R:
> carrot <- read.csv(file="carrotcioatopht.csv",head=TRUE,sep=",")
> carrot$Rep<-as.factor(carrot$Rep)
> summary(carrot)
RegionSystem Region Rep UniqueRep
VarName System
IN_Conventional:108 CA:210 1:282 IN_Conventional_1: 36 Red Core
Chantenay: 36 Conventional:423
IN_Organic :108 IN:216 2:282 IN_Conventional_2: 36 B 0114
: 24 Organic :423
CA_Conventional:105 WA:210 3:282 IN_Conventional_3: 36 B 0191
: 24...