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sstudent
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1. u have 3 urns and there are black and white marbles in each of them. if u picked a black ball..what is the probabilty it was from the second urn
3. what i did was that i thought the probailty is 1/3 since there is only 3 marbles..but i aint sure if that's right.
Homework Equations
3. what i did was that i thought the probailty is 1/3 since there is only 3 marbles..but i aint sure if that's right.