{{ block title }} Equal Initial Probability {{ endblock }} {{ block content }}
Box Yellow is four times more probable than Green of being selected as the actual outcome. Then, the initial probability of outcome Y equals 80%. Please, indicate the probability of this outcome after observing different signals.
Box | Initial Probability of being selected | Number of yellow marbles | Number of green marbles | Total number of marbles |
---|---|---|---|---|
Yellow | 80% | 15 | 5 | 20 |
Green | 20% | 15 | 5 | 20 |
Sample of two Marbles | Number of yellow marbles | Indicate the probability of the sample coming from the Yellow box (i.e. the final probability of outcome Y) |
---|---|---|
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2 | |
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1 | |
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0 |