Be a fun one to check next time you teach that lab. Half the class in the middle, half off to the side. It should have an effect, even if its just time to stable readings.
Be a fun one to check next time you teach that lab. Half the class in the middle, half off to the side. It should have an effect, even if its just time to stable readings.
I think it's something I need to test myself. Otherwise, we have the confounding factor of some people having better technique than others.