sem_paper_code.Rmd: This .Rmd file contains all of the code for the paper "Singing ability depends on early familial singing: Evidence for a sensitive period". This code performs all of the analyses and constructs the figures.
layout.csv: this file is used by the R package tidySEM to plot the graphs nicely. See here for more details
Note that the data for this study cannot be shared publicly, as ethical approval to openly share data was not sought at the time the study began.