Um, no.

For those of you using Tor, the survey site will load successfully in the “Safer” security setting in Tor, but not the “Safest” security setting. The reason for this is that Qualtrics uses JavaScript, a feature that cannot be disabled, unfortunately.

Umm...

https://lists.torproject.org/pipermail/tor-talk/2016-November/042639.html

https://www.deepdotweb.com/2017/05/30/three-reasons-keep-javascript-off-tor/

...I think it is prudent to pass. Note that most reasonable people harden the tor browser well beyond the "safest" setting.

For future research, we will be considering how to create surveys in such a way to offer people the highest level of anonymity and security that we can.

...this is "my first php program"-tier.