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Let X be a discrete random variable whose probability distribution is as follows: x o 1 2 0.31 0.48 3 (b) (c) (d) =
Let X be a discrete random variable whose probability distribution is as follows: x o 1 2 0.31 0.48 3 (b) (c) (d) = x) .06 Find - 3). Find E(x). Find E(x2). Use your answers in part (b) and (c) to find V (X).
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Basic College Mathematics With Early Integers
Authors: Marvin L Bittinger, Judith A Beecher
3rd Edition
0321922794, 9780321922793
