CREATE TABLE table_56750 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What is the largest Crowd number for the Home team of North Melbourne?
SELECT MAX("Crowd") FROM table_56750 WHERE "Home team" = 'north melbourne'
SELECT MAX("Crowd") FROM "table_56750" WHERE "Home team" = 'north melbourne'