Question: Which Lead Margin has a Poll Source of Rasmussen Reports/ Fox News?
SQL: SELECT MIN("Lead Margin") FROM "2-16223328-1" WHERE "Poll Source" = 'Rasmussen Reports/ Fox News';

Question: Which Poll Source has a Date administered of October 30 – November 2, 2008?
SQL: SELECT "Poll Source" FROM "2-16223328-1" WHERE "Date administered" = 'October 30 – November 2, 2008';