document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=971183>Question 971183</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Sociology:Mother-in-law Sociologist say that 85% of married women claim their husband's mother is the biggest bone of contention. In their marriages (sex and money are low rated areas of contention). Suppose that 8 married women are having coffee together one morning. What is the probability that<BR>\n" );
document.write( "A)All of them dislike their mother-in-law?<BR>\n" );
document.write( "B)None of them dislike their mother-in-law?<BR>\n" );
document.write( "C)At least five of them dislike their mother-in-law?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #594301 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=594301\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Probability all dislike is 0.85^8= 0.27\r<BR>\n" );
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document.write( "Probability that none dislike is 0.15^8= 2.6 X 10^(-7)\r<BR>\n" );
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document.write( "At least 5 dislike<BR>\n" );
document.write( "5 dislike 8C5 (0.85)^5(0.15)^3= 0.0839<BR>\n" );
document.write( "6 dislike 8C6 (0.85^6 0.15)^2= 0.2376<BR>\n" );
document.write( "7 dislike 8*(0.85^7) (0.15)=0.3848<BR>\n" );
document.write( "8 dislike         0.85^8=      0.2725\r<BR>\n" );
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document.write( "Probability=0.9788 </SPAN>\n" );
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