My median and average answer score at given date

3

Please login or register to vote for this query.

(click on this box to dismiss)

Reports median and average answer score. The MedianAnswerScore2 is more precise version of median.

Ebooks

Q&A for ebook publishers and readers

declare @median int;
--SELECT @median = -- @median + (SELECT count(*) from Posts);

               SELECT @median = MAX(Score) 
               FROM (SELECT TOP 50 percent Score
                     FROM Posts as PU
                     WHERE PostTypeId = 2 and CommunityOwnedDate IS NULL 
                         and PU.OwnerUserId = ##UserId##
                     ORDER BY Score
                     ) as t;

declare @median2 int;
declare @median2_below50 int;
declare @median2_total int;

select @median2_below50 = 
 (             SELECT count(*) 
               FROM (SELECT TOP 50 percent Score
                     FROM Posts as PU
                     WHERE PostTypeId = 2 and CommunityOwnedDate IS NULL 
                         and PU.OwnerUserId = ##UserId##
                     ORDER BY Score
                     ) as t
               WHERE Score = @median
 )
 
 select @median2_total =
(SELECT count(*)
 FROM Posts as PU
 WHERE PostTypeId = 2 and CommunityOwnedDate IS NULL 
     and PU.OwnerUserId = ##UserId##
     and Score = @median
 )

/*SELECT 
    Count(Posts.Id) AS Answers,
    @median AS MedianAnswerScore
FROM
    Posts
WHERE 
    PostTypeId = 2 and CommunityOwnedDate IS NULL and OwnerUserId = ##UserId##*/
    
    select @median + cast(@median2_below50 as DECIMAL(10,0)) / @median2_total;

Enter Parameters

Options:
Switch to meta site
loading Hold tight while we fetch your results