There are 6 balls in an urn: 1 red, 2 green, and 3 blue. An experiment has the following rules: i. If a red ball is drawn the experiment ends. ii. If a green ball is drawn, it is set aside and another ball is drawn. iii. If the blue ball is drawn, it is replaced and another ball is drawn. What is the probability that first ball was blue given that the second ball was blue?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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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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There are 6 balls in an urn: 1 red, 2 green, and 3 blue. An experiment has the following rules:

i. If a red ball is drawn the experiment ends.

ii. If a green ball is drawn, it is set aside and another ball is drawn.

iii. If the blue ball is drawn, it is replaced and another ball is drawn.

What is the probability that first ball was blue given that the second ball was blue?

 

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