A magician wants to do a trick where he tries to guess the value of the card
Question:
a. Find E(X).
b. Find E(X2).
c. Find Var(X).
d. The magician gets paid $500 for performing the show, plus $20 for each card he guesses correctly. What is the average amount of money that he gets paid?
e. As in (d), what is the variance of the amount that he gets paid?
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Related Book For
Introduction to Probability
ISBN: 978-0716771098
1st edition
Authors: Mark Daniel Ward, Ellen Gundlach
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