APA Correlation Table in R
DOCUMENTATION
https://cran.r-project.org/web/packages/apaTables/apaTables.pdf
FUNCTION INSTRUCTIONS
https://www.rdocumentation.org/packages/apaTables/versions/2.0.5/topics/apa.cor.table
VIGNETTE
https://cran.r-project.org/web/packages/apaTables/vignettes/apaTables.html
last updated may 2019