Table:
0
A
B
C
1
scientist
project
assigned to
2
123234877
AeH1
3
152934485
AeH3
4
222364883
Ast3
5
326587417
Ast3
6
332154719
Bte1
7
546523478
Che1
8
631231482
Ast3
9
654873219
Che1
10
745685214
AeH3
11
845657245
Ast1
12
845657246
Ast2
13
332569843
AeH4

Questions and formulas:
Question: How many different scientists are assigned to any project?
Formula: SUMMARIZE(HSTACK(C1,B1),DCOUNTX(A1))
Formula2: SUMMARIZE(HSTACK(C2:C13,B2:B13),DCOUNTX(A2:A13))
Level: medium
Question: Count the number of different scientists assigned to any project.
Formula: SUMMARIZE(HSTACK(C1,B1),SUMX(A1))
Formula2: SUMMARIZE(HSTACK(C2:C13,B2:B13),SUMX(A2:A13))
Level: medium
Question: Total number of scientists assigned to each project
Formula: SUMMARIZE(HSTACK(C1,B1),SUMX(A1))
Formula2: SUMMARIZE(HSTACK(C2:C13,B2:B13),SUMX(A2:A13))
Level: medium
Question: The total number of scientists that each project assigns.
Formula: SUMMARIZE(B1,SUMX(A1))
Formula2: SUMMARIZE(B2:B13,SUMX(A2:A13))
Level: easy