The two different results regarding the study associated with the expansion of the universe proves that it is not possible for all the scientists to accept the theory, which is same. In order for a theory to be justified and true, it needs to get accepted by all the scientists. However, if the theory is not accepted it signifies that the scientists are not agreed on a similar conclusion.
The physical stimulus is the only part of the test that is measureable, and therefore, knowable. The stimulus is our anchor for our estimate of the listener's perception.
