Duo-trio Test

Duo-trio Test

Overview

The pre-set Duo-trio test type template comes distributed with the software for you to use in a click of a button! Determine if there is a difference between two samples by asking panelists to identify which of the two samples is the same or different from a reference. This classic method can be used as an alternative approach to the Triangle method. 


Question Compatibility

The Duo-trio test type is compatible with the following question types:
  1. Choose
  2. Comment

Idea
Follow-up Choose or Comment questions can be asked specifically of the sample panelists indicated to be the same as reference.
Notes
Text/time delay screens are compatible with all test types and question types .


Create the Test 

  1. On the Dashboard, in the Folders list on the left, select the folder where you wish to save your new Duo-trio test.

    Use the vertical dot menu to create new sub-folders and to edit existing ones as needed.

  2. Click Create a new test .

  3. Next to the Duo-trio test type , click Use .


  4. Type the test name and specify the location for it (in case the folder selected in the first step was not the right one).

  5. Click Create test . The test will open up.
Notes
The Test ID displayed in the top right-hand corner is an important unique identifier useful for test searches. The Test ID can also be found in the Dashboard.

Please have the Test ID handy when you reach out to our Support Team for assistance.


Update the Test

Although the template test has a number of preset components that likely you will not need to modify, you will still have to update some components to make them reflect your testing needs. Please go through each test tab outlined below and make necessary changes.
  3. Build    - in the Question options select whether you wish to ask panelists to identify the sample that is the same as the reference or to identify the sample that is different from the reference. 

    The selection you make here will reflect in the analysis. Please be sure to update the instructions for panelists also! If there is a mismatch between the instructions to panelists and the option selected, the data will not be usable.
    You can also add Duo-trio related Comment or Duo-trio related Choose questions .

    For training purposes, you may also choose to display the feedback to panelists.


  5. Logistics


Preview and Run the Test

When all test components have been added and configured, you may preview the test and then present it to your panelists.


Analysis

Click the Results tab to access and choose from the following analysis options:
  1. Graphs - Visual representation of the data.

  2. Data - Raw data display in the form of check marks and x marks indicating whether the panelists correctly or incorrectly selected the sample same as reference. The Total correct field provides the count of correct responses per panelist in the test.

  3. Comment Sorting - Available only if Comment question was used in the test. It lists all comments submitted in Comment questions, providing the ability to tag specific responses.  

  4. Reports - Create or view previously generated reports, or view scheduled reports. The following reports are compatible with the Duo-trio question type:
    1. Standard report - Detailed information about the tabulated results for correct and incorrect responses, d' (d prime), the p-value, and the statistical conclusion.

    2. PowerPoint report  - Visual representation of the Duo-trio data in a PowerPoint Presentation report format.

    3. Comment Sorting - Export Comment question responses, sorted by tags added within the Comment sorting tab.

    4. Panelist completion time report - Provides the average test completion time for the test and the total time for each panelist.
    1. Raw data export - Choose from the Multivariate, Univariate, and Multivariate Columnar raw data export formats to suit your exporting needs.

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