Table:
0
A
B
C
D
E
1
Poll Source
Dates administered
Democrat: Jay Nixon
Republican: Kenny Hulshof
Lead Margin
2
Public Policy Polling
November 2, 2008
57.9%
38.4%
19.5
3
Survey USA
November 2, 2008
54%
39%
15
4
Survey USA
October 26, 2008
55%
38%
17
5
Rasmussen Reports
October 14, 2008
57%
38%
19
6
Survey USA
September 23–24, 2008
54%
37%
17
7
St. Louis Post Dispatch/ Research 2000
September 22–24, 2008
49%
42%
7
8
St. Louis Post Dispatch/ Research 2000
September 15–18, 2008
50%
43%
7
9
Rasmussen Reports
September 11, 2008
54%
39%
15
10
Rasmussen Reports
August 7, 2008
53%
42%
11
11
Survey USA
July 29–31, 2008
48%
42%
6
12
Research 2000/ St. Louis Post-Dispatch
July 7–10, 2008
52%
35%
17
13
Rasmussen Reports
July 7, 2008
49%
38%
11
14
Public Policy Polling
July 2–5, 2008
47%
37%
10
15
Rasmussen Reports
March 24, 2008
48%
37%
11

Questions and formulas:
Question: What was the lead margin when Nixon had 48% and reporting was done by Rasmussen Reports?
Formula: SUM(FILTER(E1, (C1="48%")*(A1="rasmussen reports")))
Formula2: SUM(FILTER(E2:E15, (C2:C15="48%")*(A2:A15="rasmussen reports")))
Level: easy
Question: What are the dates where Hulshof had 37% and Nixon had 48%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="37%")*(C1="48%")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E15,(D2:D15="37%")*(C2:C15="48%")),2))
Level: medium