Paired-Samples t-test in R

This tutorial demonstrates how to run a paired-samples t-test (i.e., one-sample t-test) in R. Here, an paired-samples t-test is applied in the HR context of training evaluation -- and specifically evaluation of a pre-test/post-test (without control group) design.
Other videos from my "R Tutorials" playlist can be found here: • R Tutorials
The data file(s) referenced in this R tutorial (and other R tutorials on this playlist) can be downloaded as a compressed (zipped) folder by visiting the following link: github.com/dav.... Click "Clone or Download" followed by "Download ZIP".