Many tests on the same rat can be statistically significant! Do X, Y changes in the rat. Undo it, Y changes back. Repeat until it’s statistically certain connection...
True—but it won’t be too convincing if self-experimenting on yourself with your own diet. Science is based on confirmations of experiments by other scientists.
True—but it won’t be too convincing if self-experimenting on yourself with your own diet. Science is based on confirmations of experiments by other scientists.
The rat being the salesman is the more serious issue there, yes.