Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
Section: Chapter Questions
Problem 1PS
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Question
Calculate the expected value of X, E(X), for the given probability distribution.
| x |
−20
|
−10 | 0 | 10 | 20 | 40 |
|---|---|---|---|---|---|---|
| P(X = x) | 0.2 | 0.1 | 0.2 | 0.1 | 0 | 0.4 |
E(X) =
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