There are 7 balls in an urn: 1 red, 1 green, and 5 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.
3. If the blue ball is drawn, it is replaced and another ball is drawn.

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

Answer rating: 100% (QA)

Bayes Theorem PA B PA BPB Pfirst ball was bl... View the full answer