Hi
How to include a factor or class variable to a fixed effect of lmer
function. when i included it throws an error. Please help
My code
data <- read.delim("C:/TestData/data.txt")
Mon=as.factor(data$Month)
lmerform= "Y~ X2 +X3 + Month:Mon + (1|State)+ (1+ X5|State)"
lmerfit=lmer(formula=lmerform,data=data)
summary(lmerfit)
My data
State Year Month Y X2 X3 X4 X5 X6
GA 1960 1 27.8 397.5 42.2 50.7 78.3 65.8
FA 1960 2 29.9 413.3 38.1 52 79.2 66.9
GA 1961 3 29.8 439.2 40.3 54 79.2 67.8
FA 1961 4 30.8 459.7 39.5 55.3 79.2 69.6
GA 1962 1 31.2 492.9 37.3 54.7 77.4 68.7
FA 1962 2 33.3 528.6 38.1 63.7 80.2 73.6
GA 1963 3 35.6 560.3 39.3 69.8 80.4 76.3
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