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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Provide an appropriate response.Divide and reduce answer to lowest terms. Convert improper fractions to whole or mixed numbers:   4 ÷ 

A.
B.
C. 5
D.

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Find the probability of the following five-card poker hands from a 52-card deck. In poker, aces are either high or low.Royal flush (5 highest cards of a single suit)

A.
B.
C.
D.

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Translate the problem to a system of equations, then solve using Cramer's Rule.Two different gasohol mixtures are available. One contains 5% alcohol and the other 12% alcohol. How much of each should be mixed to obtain 500 gallons of gasohol containing 10% alcohol?

A. 208 gal 5%, 292 gal 12% B. 143 gal 5%, 357 gal 12% C. 357 gal 5%, 357 gal 12% D. 25 gal 5%, 60 gal 12%

Mathematics

Estimate the result of the calculation. Use your estimate to determine if the result appears to be correct or incorrect.

A. Incorrect. Estimate: 400,000 B. Correct. Estimate: 500,000 C. Incorrect. Estimate: 600,000 D. Incorrect. Estimate: 300,000

Mathematics