Table: draft_picks
Columns: pick
round
player
position
school

Question: What is the pick number for School of lsu?
SQL: SELECT SUM("pick") FROM draft_picks WHERE "school" = 'lsu'

Question: What's the average round number for East Carolina?
SQL: SELECT AVG("round") FROM draft_picks WHERE "school" = 'east carolina'

Question: Which round has an offensive tackle position?
SQL: SELECT "round" FROM draft_picks WHERE "position" = 'offensive tackle'