Question: How many times did Public Policy Polling under Republican: Jack Hoogendyk?
SQL: SELECT COUNT("Republican: Jack Hoogendyk") FROM "1-16751596-6" WHERE "Poll Source" = 'Public Policy Polling';

Question: What poll source had an administered date on July 10, 2008?
SQL: SELECT "Poll Source" FROM "1-16751596-6" WHERE "Dates administered" = 'July 10, 2008';

Question: What was the smallest lead margin when the source of polls came from Strategic Vision and Democrat Carl Levin had 57%?
SQL: SELECT MIN("Lead Margin") FROM "1-16751596-6" WHERE "Poll Source" = 'Strategic Vision' AND "Democrat: Carl Levin" = '57%';

Question: What was the poll source when Democrat Carl Levin had 54% and the lead margin was 28?
SQL: SELECT "Poll Source" FROM "1-16751596-6" WHERE "Democrat: Carl Levin" = '54%' AND "Lead Margin" = 28.0;

Question: How many dates were recorder administered when poll were sourced from Strategic Vision  and the Republican Jack Hoogendyk had 29%?
SQL: SELECT COUNT("Dates administered") FROM "1-16751596-6" WHERE "Poll Source" = 'Strategic Vision' AND "Republican: Jack Hoogendyk" = '29%';