document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=829400>Question 829400</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 0ut of 800 families with 4 children each, how many families would be expected to have (i) 2 boys and 2<BR>\n" );
document.write( "girls (ii) at least one boy (iii) at most 2 girls (iv) children of both sexes. Assume equal probability for<BR>\n" );
document.write( "boys and girls.<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 #499868 by </B><A HREF=/tutors/aboutme.mpl?userid=oscargut><B>oscargut(2103)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oscargut><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=oscargut><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=499868\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solution\r<BR>\n" );
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document.write( "i) 800 P(2 boys and 2 girls) =  800 C(4,2)(1/2)^2(1/2)^2 = 800(6/16) = 300\r<BR>\n" );
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document.write( "Answer  300\r<BR>\n" );
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document.write( "If you need more help you can contact me at \r<BR>\n" );
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document.write( "mthman@gmail.com\r<BR>\n" );
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document.write( "Thanks\r<BR>\n" );
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