Yes, it does. A subjective response can absolutely be an objective result.

You can conclude that teachers experience a better classroom environment. There was also 1/3 that did observe academic improvement.

E: Also, a teachers subjective experience is still an objective result if you are considering the qol aspect of the policy.

That’s another type of study that is also worthwhile. But the effects of distracted students on teachers and the classroom as a whole is also relevant.

Who better to poll than teachers for this type of study? They are the ones in the trenches and can gauge the results.