document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1110170>Question 1110170</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use the addition rule to determine the following probability:<BR>\n" );
document.write( "a. if P(E)=0.5 & P(F)=0.4 and E & F are mutually exclusive, find P(EnF)\r<BR>\n" );
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document.write( "P(EnF) = P(E)+P(F) - P(EnF)\r<BR>\n" );
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document.write( "b.If P(E)=0.4 & P(F)=0.2 & E and F are mutually exclusive, find P(EnF) </SPAN>\n" );
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document.write( "I assume you are using P(EnF) to represent the probability that both E and F are true.<br><BR>\n" );
document.write( "In that case, both your problems say that E and F are mutually exclusive.  That means P(EnF) is 0.  Any other information given in the problems is irrelevant. </SPAN>\n" );
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