Even Though the Observable $S_{y}$ Can Only Have the Values $+\frac{1}{2} \hbar$

True/False

Even though the observable $S_{y}$ can only have the values $+\frac{1}{2} \hbar$ and $-\frac{1}{2} \hbar$ , the expectation value $\left\langle s_{y}\right\rangle$ can have anyvalue between these two extremes.