When 30 % one scott mcadam (d) percentage how many poll source are there?
Poll source Dates administered Joe Miller (R) Lisa Murkowski (R) write-in candidate * Scott McAdams (D)
United States Senate election in Alaska, 2010
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Polling
Polling
Public Policy Polling October 30–31, 2010 37% 30% 30%
CNN/Time/Opinion Research October 15–19, 2010 37% 37% 23%
Public Policy Polling October 9–10, 2010 35% 33% 26%
CNN/Time/Opinion Research September 24–28, 2010 38% 36% 22%
Moore Research September 23–27, 2010 43% 18% 28%
table_20597634_3
SELECT COUNT Poll source FROM table WHERE Scott McAdams (D) = 30%
30%