document.write( "Question 729490: Q.two stores sell a certain product. Store A has 36% of the sales, 2% of which are defective items, and store B has 64% of the sales, 1% of which are defective items. The difference in defective rates is due to different levels of pre-sale checking of the product. A person receives one of this product as a gift. What is the probability it is defective?\r
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Algebra.Com's Answer #853149 by ikleyn(53339)\"\" \"About 
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\n" ); document.write( "Q.two stores sell a certain product. Store A has 36% of the sales, 2% of which are defective items,
\n" ); document.write( "and store B has 64% of the sales, 1% of which are defective items.
\n" ); document.write( "The difference in defective rates is due to different levels of pre-sale checking of the product.
\n" ); document.write( "A person receives one of this product as a gift. What is the probability it is defective?\r
\n" ); document.write( "\n" ); document.write( "Can you explain how to come out with a solution for this type of problem.?
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document.write( "The probability that one of this product is defective is\r\n" );
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document.write( "     0.36*0.02 + 0.64*0.01 = 0.0136.    ANSWER\r\n" );
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