Introductory Statistics 9th Edition

Published by Wiley
ISBN 10: 1-11905-571-7
ISBN 13: 978-1-11905-571-6

Chapter 5 - Section 5.2 - Probability Distribution of a Discrete Random Variable - Exercises - Page 186: 5.4


Because each probability listed in this table is in the range 0 to 1, it satisfies the first condition of a probability distribution. Also, ∑P(x) = .10+.05+.45+.40 = 1.0. Consequently, this table represents a valid probability distribution.

Work Step by Step

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