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rolling average

Who can help me,

I have a table which contain an artikels and a prices.
What i want is to the following
1) The average price from the last 7 records.
2) The average from the last 14 records
3) Divide the 7 day average with the 14 day average.

Who can help me.

Thanks in advanced
Nov 13 '05 #1
1 1922
use a top values query to get the top N records.
use a summary query on query created in step 1 to get avg price
use query to divide... just join on the key field

Nov 13 '05 #2

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