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Unfortunately, the Matrix Field does not have that kind of option or function.
Thank you for understanding.
Thanks for your reply.
Pity that this isn't possible yet. Can it be a request for the future? It would help me a lot and I'm not sure if I will manage to build it myself...
Sure, I have now forwarded this thread to our developers as a feature request. If there are updates, you should know it in this thread.
For now, you can do this using Checkbox, Radio Button or Dropdown field and set "Shuffle Options" to "Yes":
Here's an example form: http://www.jotformpro.com/form/51863056391963.
This has now been implemented. Sorry for the long delay.