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. 0.275
B. 0.22
C. 0.5667
D. 0.7083


Answer: A

Mathematics

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A. x = 7, x = 2 B. x = -7, x = -2 C. x = -7, x = 2 D. x = 7, x = -2

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A.  + i
B.  - i
C.  + i
D.  - i

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Add and, if possible, simplify.-  +  

A. - 
B. - 
C. - 
D. - 

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A.  + 3 
B. 4
C. 5 + 3
D.  - 3

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