WISE OWL EXERCISES
POWER BI EXERCISES
DAX | Calculated columns exercise | Categorise Great British Bake-Off series by viewing figures using SWITCH
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Open the Power BI desktop file in the above folder to see:
Your task will be to divide the series into viewing figure bands.
In the underlying table, create a new column called Viewing Band which uses the SWITCH function to allocate series to different bands according to these rules:
|Up to and including 5||Niche|
|6 to 8||Mainstream|
|9 to 12||Cult|
|More than 12||National treasure|
The syntax of the SWITCH function is usually:
Turn the report's table into a matrix and use it to count how many series there were in each band for each channel:
Channel 4 aren't national treasure level yet ...
Save this file as There was only one Rahul, then close it down.