Access | Advanced queries exercise | Grouping - billionaires

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The answer to the exercise will be included and explained if you attend one of more of the courses listed below!

Software ==> Access  (66 exercises)
Version ==> Access 2010 and later
Topic ==> Advanced queries  (16 exercises)
Level ==> Average difficulty
Courses ==> Access Querying  /  Access Developers
Before you can do this exercise, you'll need to download and unzip this file (if you have any problems doing this, click here for help).

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Open the database in the above folder.

Create a query showing the average age of billionaires for each country, and the number there are, sorted so that the highest average age appears first.  Your final query should look like this:

Access 2010 exercise - Advanced queries (image 1)

Russia has 12 billionaires, with a remarkably young average age

Save this query as BillionairesAnalysed, then close down your database.

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