The probability that a man aged 60 will live to be 70 is ·6. What is theprobability that out of 9 men 60 at least 6 will live to be 70 ?

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Answered: The probability that a man aged 60 will…

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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6. On the average, it takes 25 seconds to download a file from the internet. If it takes an exponential amount of time to download one file, then what is the probability that it will take more than 70 seconds to download 3 independent files?
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The probability that a man aged 60 will live to be 70 is ·6. What is the probability that out of 9 men 60 at least 6 will live to be 70 ?