I roll a fair die four times. Let X be the number of different outcomes that I
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Question:
I roll a fair die four times. Let X be the number of different outcomes that I saw. (For example, if the die rolls are 5,3,6,6 then X = 3 because the different outcomes are 3, 5 and 6.) Find the mean and variance of X.
Related Book For
Statistics for Business and Economics
ISBN: 978-0321826237
12th edition
Authors: James T. McClave, P. George Benson, Terry T Sincich
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