Which studios have an average gross of over 4500000?
SELECT Studio FROM film GROUP BY Studio HAVING avg(Gross_in_dollar)  >=  4500000
SELECT Studio FROM film GROUP BY Studio HAVING avg(Gross_in_dollar)  >=  4500000
[{'Studio': '20th Century Fox'}, {'Studio': 'Columbia'}, {'Studio': 'Columbia / Rastar'}, {'Studio': 'MGM'}, {'Studio': 'Orion / Carolco'}, {'Studio': 'Paramount'}, {'Studio': 'Paramount / Lorimar'}, {'Studio': 'United Artists'}, {'Studio': 'Universal'}, {'Studio': 'Universal / RKO'}]