document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=607178>Question 607178</A>: <I><SPAN STYLE=\"word-break: break-all;\"> About 18% of the population is allergic to pollen. If two people are randomly selected, what is the probability both are allergic to pollen? What is the probability at least one is allergic to pollen?\r<BR>\n" );
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document.write( "a)The probability that both will be allergic to pollen is?\r<BR>\n" );
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document.write( "b)The probability that at least one is allergic to pollen? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #382486 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=382486\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> About 18% of the population is allergic to pollen. If two people are randomly selected, what is the probability both are allergic to pollen? What is the probability at least one is allergic to pollen? <BR>\n" );
document.write( "a)The probability that both will be allergic to pollen is?<BR>\n" );
document.write( "Ans: 0.18^2 = 0.0324<BR>\n" );
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document.write( "b)The probability that at least one is allergic to pollen?<BR>\n" );
document.write( "P(at least one allergic) = 1 - P(neither is allergic)<BR>\n" );
document.write( "= 1 - (0.82)^2<BR>\n" );
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document.write( "= 1 - 0.6724<BR>\n" );
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document.write( "= 0.3276<BR>\n" );
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document.write( "cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
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