document.write( "Question 162537: Let A and B be independent events with P(A) = 1/4 and P(B) = 1/5. Find P(A Ç B) and P(AÈB). \n" ); document.write( "

Algebra.Com's Answer #119790 by Edwin McCravy(20059) $\"\"$ $\"About$

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Let A and B be independent events with P(A) = 1/4 and P(B) = 1/5. Find P(A Ç B) and P(AÈB).\r
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document.write( "For independent events only (Two events are independent if it were true\r\n" );
document.write( "that one on them were known to be certain, likely, unlikely, or impossible,\r\n" );
document.write( "that knowledge would not affect the probability of the other at all.)\r\n" );
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document.write( "P(A Ç B) = P(A)*P(B) = * = \r\n" );
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document.write( "For any two events, whether independent or not,\r\n" );
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document.write( "P(A È B) = P(A) + P(B) - P(A Ç B)\r\n" );
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document.write( "P(A È B) = \r\n" );
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document.write( "Edwin

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