Calculated variables

General
Calculated variables Calculated variables are variables based on a formula, they do not get stored on respondent level but instead are calculated on the...
Tue, 13 Apr, 2021 at 8:36 AM
How to create
Creating a calculated variable is done in exactly the same way as a variable of any other type. In DataDynamic if you have a file open: 1.  go to the &...
Tue, 13 Apr, 2021 at 8:49 AM
Formula basics
The following is an overview of basic functionality that can be used when creating formulas for DataDynamic calculated variables.  Formulas are case-in...
Tue, 13 Apr, 2021 at 9:21 AM
Formula mathematical functions
In formulas for calculated variables there is an additional set of Mathematical functions available: ABS(n) - Returns the absolute value of N ACOS(n) ...
Tue, 13 Apr, 2021 at 9:56 AM
Convenience functions
We have added a set of convenience and compatibility functions for use in formulas of calculated variables: IIF(expr, n1, n2) returns n1 if expr evalua...
Tue, 13 Apr, 2021 at 11:16 AM
DateTime format/parse definition
The calculated formulas can deal with multiple functions that either format or parse DateTime/String values. The formatting and parsing is done using speci...
Tue, 13 Apr, 2021 at 11:15 AM