This course provided a realistic approach to the analysis of customer data. The steps involved in the preparation of the data prior to analysisunderscored the need for a solid understanding of the business problem to besolved and the programming skills required. The R code provided in the coursewas terrific especially the use of the tidyverse series of functions andoperators. The course was a strong introduction into that style of programming. Likewise, with so much of the R code provided it was easier to focus on solvingthe business problem.