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Q&A about the site for students, teachers, and linguists wanting to discuss the finer points of the Italian language

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with diffs as
(select cast(a.creationdate - q.creationdate as float) as d from posts q
join posts a on a.id = q.acceptedanswerid)
select avg(d), stdev(d) from diffs

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edited aug 17 10

created aug 17 10 anonymous