Q. 85.0( 3 Votes )

# There are two I a

Answer :

Let W : White ball

B : Black ball

X : 1^{st} bag

Y : 2^{nd} bag

Assuming, selecting bags is of equal probability i.e.

We want to find P(X|W), i.e. probability of selected white ball is from the 1^{st} bag

Conclusion: Therefore, the probability of selected white ball is from the 1^{st} bag is

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