Table:
0
A
B
C
D
E
F
G
H
1
Source
Date
Jody Wagner
Pat Edmonson
Michael Signer
Rich Savage
Jon Bowerbank
Undecided
2
Public Policy Polling
June 6–7, 2009
41%
n/a
12%
n/a
6%
42%
3
Suffolk University
June 4, 2009
30%
n/a
7%
n/a
n/a
62%
4
Public Policy Polling
May 28–31, 2009
27%
n/a
11%
n/a
n/a
63%
5
Public Policy Polling
May 19–21, 2009
21%
n/a
11%
n/a
n/a
68%
6
Public Policy Polling
May 1–3, 2009
18%
n/a
7%
n/a
6%
69%
7
Public Policy Polling
March 27–29, 2009
21%
4%
4%
n/a
4%
67%
8
Public Policy Polling
February 28–March 1, 2009
9%
6%
5%
4%
3%
73%

Questions and formulas:
Question: On which date did Michael Signer earn 4%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,E1="4%"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H8,E2:E8="4%"),2))
Level: medium
Question: Which polling source gave Michael Signer 5%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,E1="5%"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H8,E2:E8="5%"),1))
Level: medium
Question: Which date had the undecided percentage at 42%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,H1="42%"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H8,H2:H8="42%"),2))
Level: medium
Question: What is the Rich Savage percentage in the poll with Jody Wagner at 30%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,C1="30%"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H8,C2:C8="30%"),6))
Level: medium
Question: What is the Rich Savage percentage in the poll that had undecideds at 68%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,H1="68%"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H8,H2:H8="68%"),6))
Level: medium