Table: nba_draft_2011
Columns: round
pick
position
nationality
school_club_team

Question: Which Position has a Nationality of united states, and a Pick of 9?
SQL: SELECT "position" FROM nba_draft_2011 WHERE "nationality" = 'united states' AND "pick" = 9

Question: What is the average Pick with a Position of pg, and a Round less than 1?
SQL: SELECT AVG("pick") FROM nba_draft_2011 WHERE "position" = 'pg' AND "round" < 1