user: Question: How many people directed episode 3 in the season?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date']
Types: ['real', 'real', 'text', 'text', 'text', 'text']
Sample row: [69.0, 1.0, '"Greek Week"', 'Joel Zwick', 'Jeff Franklin', 'September21,1990']
SQL:

assistant: SELECT COUNT("Directed by") FROM "Table" WHERE "No. in season" = 3.0;