what is the gmt for a mixed effect model how to use mixed model for years what is the ng metric in mixed models how to analyze data in the nlme what is nlme model how to use nlme which model uses genotype as random factor when evaluating data? how do we use mixed-effects data what type of model is used for years genotype what is the mixed effect model for the sm when to use non linear mixed effects when to use linear mixed effect what is the formula for nlme which is best mixed or linear model when is nlme used in a field study? what is nlme used for what is the density of the year in a mixed effect model what kind of model does gm use what is mixed effect model nlme what is ss model of genotype