WISE OWL EXERCISES
POWER BI EXERCISES
DAX EXERCISES
DAX | Calculated columns exercise | Categorise Great British Bake-Off series by viewing figures using SWITCH
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You can learn how to do this exercise if you attend the course listed below!
| Software ==> | DAX (21 exercises) |
| Version ==> | |
| Topic ==> | Calculated columns (5 exercises) |
| Level ==> | Average difficulty |
| Course ==> | DAX |
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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:
| Million viewers | Band |
|---|---|
| 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.