Constant sum question

What is a constant sum type question?

The Constant Sum Question A constant sum question permits collection of "ratio" data, meaning that the data is able to express the relative value or importance of the options (option A is twice as important as option B).

Example: The following question asks you to divide 100 points between a set of options to show the value or importance you place on each option. Distribute the 100 points giving the more important reasons a greater number of points. The computer will prompt you if your total does not equal exactly 100 points.

When thinking about the reasons you purchased our TargetFind data mining software, please rate the following reasons according to their relative importance.

    Seamless integration with other software __________

    User friendliness of software __________

    Ability to manipulate algorithms __________

    Level of pre- and post-purchase service __________

    Level of value for the price __________

    Convenience of purchase/quick delivery __________

    Total 100 points

The above question asks you to divide 100 points between a set of options to show the value or importance you place on each option. Distribute the 100 points giving the more important reasons a greater number of points. The computer will prompt you if your total does not equal exactly 100 points.

How do I add a constant sum question?

    • Login »  Surveys »  Edit
  1. Click Add Question button to add a question.
  2. From under Standard Question Types, Go to Misc.
  3. Select the Constant Sum question type.
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  5. Enter in the question text and answer options.
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  7. Click on Save Question.
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How do I access the settings for the constant sum question?

  1. Go to the Constant Sum question in the survey.
  2. Hover over the question to bring up the fly-out tool bar menu on the right side of the screen, then click More.
  3. Select Settings.
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How do I change the constant sum value?

  1. Within Settings, enter the prefix/suffix desired for the question.
  2. Click Save.
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On the survey, the suffix entered will appear next to each of the response boxes available.

How can I add a prefix or suffix (i.e. $, % etc) to Constant Sum questions?

  1. From Settings, go to the Constant Sum Display section.
  2. Enter the desired value in the Constant Sum Value box.

Can I display a running total of the values typed into the text boxes for constant sum questions?

The running total is displayed by default. To check that this is the case:

  1. Within Settings, make sure the drop-down for Constant Sum Display reads Display Running Total.
  2. To hide the running total, select Hide Running Total from the drop-down menu.
  3. Click Save Question.
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