Look at the expectation examples in the scientific paper from 2013 that is, from ca. 6 years ago: https://arxiv.org/abs/1309.3519 https://arxiv.org/abs/1309.35

Look at the expectation examples in the scientific paper from 2013 that is, from ca. 6 years ago: https://arxiv.org/abs/1309.3519 https://arxiv.org/abs/1309.3519 It matches quite good, I'd say. Page 4.