document.write( "Question 1176843: The financial director of a hardware wholesaler has asked the accountant to ring each customer five days before their account payment is due, as a means of reducing the number of late payments. As a result of time constraints, however, only 60% of customers receive such a call from the accountant. Of the customers called, 90% pay on time, while only 50% of those not called pay on time. The company has just received a payment on time from a customer. What is the probability that the accountant called this customer? \n" ); document.write( "

Algebra.Com's Answer #804802 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Made pmt = .9*.6 + .5*.4 = .54 + .20 = .74\r\n" );
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document.write( "P(call|pmt) = P(call ∩ pmt)/P(pmt) = (.6)(.9)/.74 = 54/74 = .7432 0r 74.32% \r\n" );
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document.write( "Wish You the Best in your Studies.\r\n" );
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