A curated collection of challenges related to working with data, graphs, and statistical models.
| Name | Description |
|---|---|
| 001-days-to-maker | Creating a variable days_to_marker that shows the number of days from the current date to the date of the marker |
| 002-placing-plots | Writing plots to disk and inserting them into a report, instead of printing from chunk |
| 003-dual-response | Transform survey items with two response slots into a set of binary indicators |
| 004-dual-metric | Transform a set of nominal responses and their corresponding ratings (Likert) into response and metric columns |
| 005-dual-response-rating | Transform a pair of responses and their corresponding ratings into a set of of binary indicators |