Gupta only came on the day that he talked.
Klahr only came on the day that he talked, and the third day.

students who did not pick up hw03's [2nd presentation day]:

Brianna Angyemang
Nia Austin
Joe Burgess
Ben Klahr
Alexandra Lecompte
Jaimie Lee
Nelson Mangaali
Kristine McPherson

students who did not pick up hw04's [3rd presentation day]:

Brianna Angyemang
Nia Austin
Jenny (Heewon) Chi
Jaimie Lee
Jung Yub Lee
Seung Jin Park
Tony Poor
Katheryn Swintek
Kristine McPherson

students who did not pick up 2nd exam [first final presentation day]:

Brianna Agyemang
Ivan Busharov
Sally Cheung
Sid Gupta
Ben Klahr
Andrew Leroux
Kristin McPherson
Katherine Swintek

TOTAL MISSES

Brianna Angyemang	3
Nia Austin		2
Joe Burgess		1
Ivan Busharov		1
Sally Cheung		1
Jenny (Heewon) Chi	1
Ben Klahr		2
Alexandra Lecompte	1
Jaimie Lee		2
Jung Yub Lee		1
Andrew Leroux		1
Nelson Mangaali		1
Kristine McPherson	3
Seung Jin Park		1
Tony Poor 		1
Katheryn Swintek	2