You are considering buying a 100 shares of WalMart stock. In any given week, the stock can either increase in value by 4% or decrease in value by 2%. The probability that the stock increases is 0.6; otherwise, the stock decreases in price. How the stock performs in any given week is independent of how it has performed in the past. What is the expected return in a randomly chosen week? (please round your answer to 2 decimal places)
You are considering buying a 100 shares of WalMart stock. In any given week, the stock can either increase in value by 4% or decrease in value by 2%. The probability that the stock increases is 0.6; otherwise, the stock decreases in price. How the stock performs in any given week is independent of how it has performed in the past. What is the expected return in a randomly chosen week? (please round your answer to 2 decimal places)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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You are considering buying a 100 shares of WalMart stock. In any given week, the stock can either increase in value by 4% or decrease in value by 2%. The probability that the stock increases is 0.6; otherwise, the stock decreases in price. How the stock performs in any given week is independent of how it has performed in the past. What is the expected return in a randomly chosen week? (please round your answer to 2 decimal places)
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Note that: expected value is the sum of x*P(x) for all values of x.
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