It must be possible to observe whether the hypothesis is true.
The hypothesis must be able to be proved true or false.
The hypothesis must be able to be proved true or false.
capable of being proven false. testable
testable
In Karl Popper's terminology there must be a way to prove a hypothesis false. That is what it means when scientists say that a specific hypothesis is a "testable hypothesis".
It must be possible to observe whether the hypothesis is true.
It must be testable.
It must be testable.
so it can be proven
The hypothesis must be able to be proved true or false.
Yes. A hypothesis must be testable to become a theory.
It must be testable, and must be falsify-able