Average answer length (and min and max)

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SELECT
 (datepart(yy, p.creationdate) + (datepart(wk, p.creationdate)-1) / 52.0) as YR_WK,
  Min(Len(p.Body)) AS [Min],
  Avg(Len(p.Body)) AS [Average],
  Max(Len(p.Body)) AS [Max]
FROM Users u, Posts p
WHERE p.PostTypeId = 2
and p.score>0
GROUP BY (datepart(yy, p.creationdate) + (datepart(wk, p.creationdate)-1) / 52.0)
ORDER BY (datepart(yy, p.creationdate) + (datepart(wk, p.creationdate)-1) / 52.0)

Enter Parameters

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