A coin, having probability p of landing heads, is flipped until a head appears for the rth

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A coin, having probability p of landing heads, is flipped until a head appears for the rth time. Let N denote the number of flips required. Calculate E[N].

Hint: There is an easy way of doing this. It involves writing N as the sum of r geometric random variables.

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Introduction To Probability Models

ISBN: 9780443187612

13th Edition

Authors: Sheldon M. Ross

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Question Posted: Sep 19, 2024 10:06 PM

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A coin, having probability p of landing heads, is flipped until a head appears for the rth

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Introduction To Probability Models

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