Does Chalk Make You Stronger?

-Skill-
Weighted Pull-up 1-1-1

-WOD-
Run 400m
20 Pull-ups
20 Box Jumps
Run 400m
15 Pull-ups
15 Box Jumps
Run 400m
10 Pull-ups
10 Box Jumps
Run 400m
5 Pull-ups
5 Box Jumps