Bad Qubits — Learn Quantum by Doing

Multiple choice

In quantum mechanics, an observable physical quantity corresponds to a linear Hermitian operator. According to the operator postulate, what are the only possible outcomes of a measurement of that observable?

The eigenvectors (eigenstates) of the corresponding operator
The eigenvalues of the corresponding operator
The expectation value of the operator in the current state
Any real number in the range allowed by the potential V(x)