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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Find the inverse function.
A. f-1(x) = x - 20
B. f-1(x) = 
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C. f-1(x) = 
- 20
D. f-1(x) = 
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A. 
B. 
C. 
D. 
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Multiply. Write the answer in simplest form.40 ? 
A. 25
B. 
C. 20
D. 
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Solve the equation.y3 - y = -5y2 + 5
A. {25} B. {1, - 5, 5} C. {-5, 5} D. {-1, 1, - 5}
Mathematics