I am using the lme4 package in R to undertake linear mixed effect models (LMM). Essentially all participants received two interventions (an intervention treatme
To create the data frame: num <- sample(1:25, 20) x <- data.frame("Day_eclosion" = num, "Developmental" = c("AP", "MA", "JU", "L"), "Replicate" = 1:5)