คำถามและคำตอบโดยเฉลี่ยมีคะแนนมากกว่า 5 คำตอบ ไม่จำเป็นต้องใช้ตารางทั้งหมด
Questions and their average answers score with more than 5 answers.It is not neccessary to use all the tables.
 CloseReasonTypes:  Id [ number]  Name [ text]  Description [ text] 
SELECT P1.Id AS QuestionId, AVG(1.0 * P2.Score) AS AverageScore FROM Posts AS P1 JOIN Posts AS P2 ON P1.Id = P2.ParentId WHERE P1.PostTypeId = 1 GROUP BY P1.Id HAVING COUNT(P2.Id) > 5 LIMIT 10