MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question

A fair coin is tossed until either a tail occurs or a total of 4 tosses have been made, whichever comes
first. Let X denote the number of tosses.
a) Build the probability distribution of X.
b) Find the mean value of X.
c) Find the standard deviation of X.

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