Neriella

Is the following distribution a probability distribution (x, P(X)) = (-2,1.23); (-1, 0.15) ; (0, -1.20); (1, 0.52); (2, 0.30) There are five ordered pairs: X values and their probabilities for example P(1) = 0.52. X, -2, -1, 0, 1, 2 P(X), 1.23, 0.15, -1.2...