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This exercise is provided to allow potential course delegates to choose the correct Wise Owl Microsoft training course, and may not be reproduced in whole or in part in any format without the prior written consent of Wise Owl.
Open the file in the above folder - your task is to make it more idiot-proof!
First, add a cell note to the house price input to justify your apparent parsimony:
Right-click on the cell to add a cell note
Now apply validation to the mortgage rate cells so that each has to be between 0 and 0.2 (i.e. between 0 and 20%):
Sarcasm and data validation mix well, Wise Owl find.
Apply validation to the two rows of revenue cells so that they display a warning if you enter income of less than £100k (on the grounds that this is probably a typing error):
If you choose Yes you will be able to enter the low income.
Tell Excel to circle all data which currently violates the validation criteria:
The two offending figures.
Modify the two styles called InputMoney and InputPercent so that they unlock any cells to which they are applied, then apply protection to your Inputs worksheet to prevent anyone inadvertently changing any non-input cells.
Save this file as Robust model, then close it down.
You can find other training resources for the subject of this exercise here:
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