CREATE TABLE table_48908 ("Episode #" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Originalairdate" TEXT)

What is Directed By, when Episode # is 7?
SELECT "Directed by" FROM table_48908 WHERE "Episode #" = '7'
SELECT "Directed by" FROM "table_48908" WHERE "Episode #" = '7'