document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=539699>Question 539699</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A family has five children. The probability of having a girl is 1/2. What is the probability of having no girls?\r<BR>\n" );
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document.write( "I have tried plugging this into the probability equations, but nothing has worked so far. I need help badly! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #353557 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=353557\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The probability of having a girl is 1/2. What is the probability of having no girls? <BR>\n" );
document.write( "I have tried plugging this into the probability equations, but nothing has worked so far. I need help badly!<BR>\n" );
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document.write( "Binomial Problem with n = 5 and P(no girl) = P(boy) = 1/2<BR>\n" );
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document.write( "P(no girls in 5 births) = P(5 boys) <BR>\n" );
document.write( "= 5C5*(1/2)^5*(1/2)^0 <BR>\n" );
document.write( "= (1/2)^5 = 1/32<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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