(2) problem from slides: 3 guys on death row -- only one will be not executed tomorrow morning the guard told to John that Pete (among Pete and Paul) will be executed before John got the answer the probability was 1/3, after John got the answer, he is happy: probability 1/2 should he be happy? what's wrong?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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(2) problem from slides:
3 guys on death row -- only one wil| be not
executed tomorrow morning
the guard told to John that Pete (among Pete and
Paul) will be executed
before John got the answer the probability was
1/3,
after John got the answer, he is happy:
probability 1/2
should he be happy? what's wrong?
Transcribed Image Text:(2) problem from slides: 3 guys on death row -- only one wil| be not executed tomorrow morning the guard told to John that Pete (among Pete and Paul) will be executed before John got the answer the probability was 1/3, after John got the answer, he is happy: probability 1/2 should he be happy? what's wrong?
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