Merge branch 'main' of https://github.com/TheDataMine/the-examples-book

Author: mdw333

projects-appendix/modules/spring2025/pages/10200/project5.adoc

@@ -136,6 +136,8 @@ There are only 9 entries in which the `TRANSACTION_DT` value is missing, namely:
 - Find the name of the person who made 6 donations in 1980 with a missing `TRANSACTION_DT`.
 ====
 
+=== Question 5 (2 pts)
+
 Consider the 1990 flight data:
 
 `/anvil/projects/tdm/data/flights/subset/1990.csv`