Answer
x is a discrete random variable because P(x) is only defined when x can only take finite integer values between 0 and 5 (inclusive) and thus x is countable.
Work Step by Step
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Statistics (12th Edition)
by McClave, James T.; Sincich, Terry T.
Published by
Pearson
ISBN 10:
0321755936
ISBN 13:
978-0-32175-593-3
Chapter 4 - Discrete Random Variables - Exercises 4.15 - 4.33 - Applying the Concepts - Intermediate - Page 188: 4.26a
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