A fair die is tossed. Let X denote twice the number appearing, and let Y denote 1 or 3 according as an odd or an even number appears. Find the distribution, expectation, variance and standard deviation of (a) X, (b) Y, (c) X + Y, (c) XY.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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A fair die is tossed. Let X denote twice the number appearing, and let Y denote 1 or 3 according as an odd or an even number appears. Find the distribution, expectation, variance and standard deviation of (a) X, (b) Y, (c) X + Y, (c) XY.
Problem#2: A fair die is tossed. Let X denote twice the number appearing, and let
Y denote
1
3 according as
odd
or
number
Find the
or
an
an
even
appears.
distribution, expectation, variance and standard deviation of (a) x, (b) Y,
+ Y, (c) XY.
(c) X
Transcribed Image Text:Problem#2: A fair die is tossed. Let X denote twice the number appearing, and let Y denote 1 3 according as odd or number Find the or an an even appears. distribution, expectation, variance and standard deviation of (a) x, (b) Y, + Y, (c) XY. (c) X
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