CREATE TABLE "opinion_polling_for_the_united_states_se" (
  "poll_source" text,
  "dates_administered" text,
  "democrat_larry_la_rocco" text,
  "republican_jim_risch" text,
  "lead_margin" real
);

Question: Name the average Lead Margin on  november 13-november 19, 2007?
SQL: SELECT AVG("lead_margin") FROM "opinion_polling_for_the_united_states_se" WHERE "dates_administered"='november 13-november 19, 2007';

Question: Which Poll Source has a Republican Jim Risch of 43%?
SQL: SELECT "poll_source" FROM "opinion_polling_for_the_united_states_se" WHERE "republican_jim_risch"='43%';