A coin having probability p of coming up heads is continually flipped until both heads and tails have appeared. Find (a) the expected number of flips; ( b) the probability that the last flip lands on heads.

A coin having probability p of coming up heads is continually flipped until both heads and tails have appeared. Find (a) the expected number of flips; ( b) the probability that the last flip lands on heads.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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A coin having probability p of coming up heads is continually flipped until both heads and tails have appeared. Find

(a) the expected number of flips; (

b) the probability that the last flip lands on heads.

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