Find the expected value for the random variable: 1 2 P(X) 0.24 0.27 0.21 0.28
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 10E
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Question
E(X)=?
Expert Solution
Step 1
Given the probability distribution table:
X | 1 | 2 | 3 | 5 |
P(X) | 0.24 | 0.27 | 0.21 | 0.28 |
Expected values of X is given by
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