Guiding the reader through learning R and RStudio ®, this text includes detailed instructions throughout, providing side-by-side comparisons of R and SPSS so the reader can feel confident about performing the same function in R as they do in SPSS. By focusing just on R and avoiding detailed conversations about statistics, Howard T. Tokunaga gives adept SPSS users just the information they need to smoothly transition their data analyses from SPSS to R.