You have two coins on your pocket. One of them is a fair coin. The other is a biased coin (30% chance of heads when tossed). The coins look and feel the same, and you can no longer tell which is which. Pick one of the two coins out of your pocket and toss it. What is the probability of “heads”?

You have two coins on your pocket. One of them is a fair coin. The other is a biased coin (30% chance of heads when tossed). The coins look and feel the same, and you can no longer tell which is which. Pick one of the two coins out of your pocket and toss it. What is the probability of “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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Question

8) You have two coins on your pocket. One of them is a fair coin. The other is a biased coin (30% chance
of heads when tossed). The coins look and feel the same, and you can no longer tell which is which.
Pick one of the two coins out of your pocket and toss it. What is the probability of “heads”?

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