CREATE TABLE table_73248 ("Conference" TEXT, "Regular Season Winner" TEXT, "Conference Player of the Year" TEXT, "Conference Tournament" TEXT, "Tournament Venue  ( City ) " TEXT, "Tournament Winner" TEXT)

Who is the regular season winner for the Ivy League conference?
SELECT "Regular Season Winner" FROM table_73248 WHERE "Conference" = 'Ivy League'
SELECT "Regular Season Winner" FROM "table_73248" WHERE "Conference" = 'Ivy League'