I kept worrying we weren’t making enough noise and that bears would come and get us. Then I remembered that it was alright, there was nothing but the deadly poisonous snakes. And they’re nowhere near so good at climbing trees as the bears.
Walking around the Yarra Ranges National Park on Sunday, the experimenter found large amounts of both trees and water. It can be assumed that these are always in place, and not just a temporary phenomenon. Hence the hypothesis was validated. Error calculations are shown below.