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A missing value is used to indicate that the question was not missed but there is no data for the question. The form will show complete if the missing value definition is entered, however, the missing value (by default) will be excluded from data analyisanalysis, with an option to include the missing values. If the variable is used in any calculations or skip logic, click here to review how the missing value is treated.
Required Role(s)
- Project Management
Steps
- Select Projects in the main menu
- Click on the project name
- Select the Variable Groups tab in the left selector panel
- Click on the form/variable group name which contains the variable
- Select the *Variable *tab in the left selector panel
- Click on the variable name
- In the Variable Update window, select the Open the Variable Update window (click here for steps)
- Select the Missing Values tab
- Click on the green + icon to add a missing value
Enter a Begin Value, End Value and Name
Info The Begin Value and End Value can be are usually the same
Note Be sure the missing value can never be an actual data point value
- Select Continue
- Select Save or Save and Return to save the changes to the variable group
