Table:
0
A
B
C
D
E
1
Poll Source
Dates administered
Democrat: Jill Long Thompson
Republican: Mitch Daniels
Lead Margin
2
Public Policy Polling
November 2, 2008
37%
60%
23
3
WSBT/South Bend Tribune
September 29–30, 2008
46%
47%
1
4
Survey USA
September 28–29, 2008
37%
53%
15
5
Rasmussen Reports
September 17–18, 2008
40%
56%
16
6
Indianapolis Star/ Selzer & Co.
September 14–16, 2008
42%
46%
4
7
Survey USA
August 16–18, 2008
38%
52%
12
8
TargetPoint Consulting
July 13–22, 2008
35%
53%
18
9
Real Clear Politics. Big Daniels Lead
June 22–29, 2008
36%
50%
14
10
Survey USA
June 21–23, 2008
45%
50%
5
11
Indiana Legislative Insight
May 27-June 1, 2008
35%
51%
16
12
Beneson Strategy Group
May 20–22, 2008
39%
46%
7
13
Downs Center/Survey USA
April 28–30, 2008
49%
46%
3
14
WISH-TV
April 23–24, 2008
45%
45%
0
15
Howey Gauge
April 23–24, 2008
36%
55%
19
16
Research 2000/ South Bend Tribune
April 21–24, 2008
45%
45%
0
17
Indianapolis Star/ Selzer & Company
April 20–23, 2008
44%
43%
1
18
SurveyUSA
April 14–16, 2008
47%
48%
1
19
Indianapolis Star/WTHR
November 13–16, 2007
44%
43%
1

Questions and formulas:
Question: What is the lowest Lead Margin when Republican: Mitch Daniels was polling at 48%?
Formula: MIN(FILTER(E1,D1="48%"))
Formula2: MIN(FILTER(E2:E19,D2:D19="48%"))
Level: easy