Emilio, I am getting rusty and old, I cannot follow the highbrow theory developed by Oppenheimer's pupils any more. I went to their seminar and was depressed by my inability to understand them. Only the last sentence cheered me up. It was: "And this is Fermi's theory of beta decay.
There are two possible outcomes: If the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.