Multiple Choice
Use Bayes' rule to find the indicated probability.
-Two stores sell a certain MP3 players.Store A has 34% of the sales,5% of which are of defective items,and store B has 66% of the sales,1% of which are of defective items.The difference in defective rates is due to different levels of pre-sale checking of the product.A person receives a defective item of this product as a gift.What is the probability it came from store B?
A) 0.22
B) 0.7083
C) 0.275
D) 0.5667
Correct Answer:
Verified
Correct Answer:
Verified
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