According to this formula, we take each observed X value and multiply it by its respective probability. We then add these products to reach our expected value. The mean of a discrete probability distribution is all so know as the expected value. The expected value has. Der Erwartungswert (selten und doppeldeutig Mittelwert) ist ein Grundbegriff der Stochastik. Springer-Verlag, Berlin, Heidelberg , ISBN M. Loève: Probability Theory I (= Graduate Texts in Mathematics. Band 45). 4.
Expected value probability Video