I'll do the math for this, it may take me a few minutes so i will update this comment with an answer in just a minute. I always get anxious when nobody replies kind of quickly as i feel it is being forgotten. So just a heads up i'm working on a answer!
It means not to get too invested in details or to become so invested in something that you can’t focus on anything else.
Yes ok doubling dimensions
The treatment is the addition of sugar to one of the ice trays. When they say the treatment in the experiment they mean what is being changed from the control group of the experiment.