Table:
0
A
B
C
D
E
1
Poll Source
Dates administered
Democrat: Dick Durbin
Republican: Steve Sauerberg
Lead Margin
2
Rasmussen Reports
October 13, 2008
62%
31%
31
3
St. Louis Post Dispatch/ Research 2000
September 15-September 18, 2008
56%
35%
21
4
Rasmussen Reports
September 17, 2008
59%
35%
24
5
Rasmussen Reports
August 12, 2008
61%
33%
28
6
Southern Outreach
July 12, 2008
52%
35%
17
7
Rasmussen Reports
July 8, 2008
63%
28%
34

Questions and formulas:
Question: Which poll put Dick Durbin at 56%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="56%"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,C2:C7="56%"),1))
Level: medium
Question: What is Dick Durbin lead margin in the poll with 59%?
Formula: SUMIFS(E1,C1,"59%")
Formula2: SUMIFS(E2:E7,C2:C7,"59%")
Level: easy
Question: Which poll source has a lead of 17?
Formula: LET(query1,SUMMARIZE(A1,SUMX(E1)),FILTER(query1,CHOOSECOLS(query1,2)=17))
Formula2: LET(query1,SUMMARIZE(A2:A7,SUMX(E2:E7)),FILTER(query1,CHOOSECOLS(query1,2)=17))
Level: hard