CRAN Recipes: DPLYR, Stringr, Lubridate, and RegEx in R

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2021

W. YarberryCRAN Recipeshttps://doi.org/10.1007/978-1-4842-6876-6_18

18. Smorgasbord of Simple Statistical Tests

William Yarberry¹  

(1)

Kingwood, TX, USA

 

The following are a sampling of one-liner tests. They provide a wealth of information on any numeric series/column with little code required. If you are doing upfront data exploration, put a chunk of these at the beginning of your program.

18.1 Basic Numeric Vector Tests

For simplicity, let’s use the built-in dataset “Animals.” Using brain size as a numeric variable , the following code provides plenty of descriptive information. Figure 18-1, a histogram of brain weights, shows that most are less than 1000 ccs. ...