**Data files:**
*HUS2_merged.csv*
Perceptual ratings of children's /r/ productions, merged across raters (used to compute effect sizes). Contains no identifiers.
*HUS2_cleaned_data_unmerged.csv*
Perceptual ratings of children's /r/ productions at the individual rating level (used in logistic mixed model). Contains no identifiers.
*HUS_Cohort_2_files_final_MASTER_2_for_VLOOKUP.csv*
Links individual filenames to session-level data.
*HUS2_subjects_vlookup.csv*
Links individual filenames to subject-level data. Contains no identifiers.
*VLOOKUP_for_HUS.csv*
Links individual filenames to subject-level data.
**Scripts corresponding with data files:**
*results_HUS2_FINAL.Rmd*
Placing this file and data files in the same directory, setting path to that directory, and knitting the document should result in a reproduction of the results reported in this study.