Consider a particle whose energy is described by the expression \( E(z) = az^2 \), where \( z \) is a coordinate or momentum that can take any value from \( -\infty \) to \( \infty \).
1
\( \langle E(z) \rangle = \frac{1}{2} kT \)
2
\( \langle E(z) \rangle = \frac{3}{2} kT \)
3
\( \langle E(z) \rangle = kT \)
4
\( \langle E(z) \rangle = \frac{5}{2} kT \)