... preventing data entry errors is to use Excel’s data-validation feature. With data validation, you create rules that specify exactly what kind of data can be enteredand in what range that data can fall. ... values in braces ({}).■If you want Excel to treat the values as a row, separate each value with a semicolon.■If you want Excel to treat the values as a column, separate each value with a ... CHAPTERCreating AdvancedFormulas4Excel is a versatile program with many uses, fromacting as a checkbook to a flat-file database-management system, to an equation solver, to a glo-rified calculator....