This grader does not execute R. It checks what you typed. You will paste the names and your final answers, plus the queries you used.
Enter everyone present, one per line.
Paste the name exactly as it appears in the data set.
Read Jeremy’s interview transcript, then use the clues to find the real killer.
Goal: Find the real killer using a single query (a single pipeline) using left_join multiple times.
Make sure your query above clearly points to who the killer is.
Correct! Download your completion PDF.