Using multiple sessions

How can I run a test accross multiple sessions?

With EyeQuestion it is possible that the sample evaluation is divided into sessions, so that not all samples have to be evaluated in one session. Suppose you have 8 samples to be evaluated. On the first day you will ask your panelists to evaluate 4 of them and on the following day the remaining ones. 

Generating the design 

In a project, go to Design>Generate design to open the design generator window.
There is a dropdown for setting up the Sessions. You can select a specific number of sessions, then EyeQuestion will split the total number of product in the number of sessions. By default EQ will try to split the products equally across the sessions. (The same amount of products in each session.)

Session pattern

It is also possible to go for the option Session Pattern, in case you want to have a custom design pattern. 
The session pattern has to be entered in the following format: n,n,n where: n is the number of products contained in a session a coma will represent a new session. 
So for example, if you have 8 session that you want to split in 2 session, but in session 1 you need to evaluate 6 products and the remaining 2 products should be evaluated in session 2. Then the session pattern for this example will be: 6,2 (EyeQuestion generates 2 sessions, S1 has 6 products and S2 has 2products). 


Design visualization in sessions

Once you have created a design in sessions, your design sets can be visualized in the design section. The column session will now make a distinction across the sessions and highlight those accordingly. 



Allocating sessions in booth

Projects that have been designed with sessions and are allocated in a sensory booth, can be allocated for a specific session. 
In the allocation menu you are able to allocate the specific session that you want to allocate that day. If you select S1 from the session drop down, then only the products in the design that fall under S1 will be presented. 

Log off in a questionnaire

After you have finished creating your questionnaire, place an Instruction screen at the end of the design section. Add conditions by clicking on the  icon.

Add a condition to this screen stating that this screen should only be shown after evaluating the fourth sample. This can be done by creating the condition: #sequencenumber equals 4.



Secondly set the setting Logoff Screen to Yes. 



This has the following effect; When a panelist reaches this screen, the system will show a logoff button instead of a next button. When panelist comes in the next day an resumes the same questionnaire, it will automatically proceed with the following screen, which in this case is the next sample.

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