document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=947830>Question 947830</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the sample space for four births? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #578445 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=578445\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A sample space is a set of all possible outcomes for an activity or experiment.\r<BR>\n" );
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document.write( "four births, boy or girl will have <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2A4=16 ALIGN=MIDDLE  ALT=\"4%2A4=16\"   DISABLED_style= \"max-width:90%; height:auto;\" > possible outcomes<BR>\n" );
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document.write( "Let's build the tree to:\r<BR>\n" );
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document.write( "Using the tree, we get the sample space:\r<BR>\n" );
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document.write( "{b,b,b,b}<BR>\n" );
document.write( "{b,b,b,g}<BR>\n" );
document.write( "{b,b,g,b}<BR>\n" );
document.write( "{b,b,g,g}<BR>\n" );
document.write( "{b,g,b,b}<BR>\n" );
document.write( "{b,g,b,g}<BR>\n" );
document.write( "{b,g,g,b}<BR>\n" );
document.write( "{b,g,g,g}\r<BR>\n" );
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document.write( "{g,b,b,b}<BR>\n" );
document.write( "{g,b,b,g}<BR>\n" );
document.write( "{g,b,g,b}<BR>\n" );
document.write( "{g,b,g,g}<BR>\n" );
document.write( "{g,g,b,b}<BR>\n" );
document.write( "{g,g,b,g}<BR>\n" );
document.write( "{g,g,g,b}<BR>\n" );
document.write( "{g,g,g,g}\r<BR>\n" );
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document.write( "so, there is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=16 ALIGN=MIDDLE  ALT=\"16\"   DISABLED_style= \"max-width:90%; height:auto;\" > possible outcomes all together \r<BR>\n" );
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document.write( "So for instance {b,g,g,b} means that the couple had a boy, girl, girl, and then a boy (in that order).\r<BR>\n" );
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document.write( "Note: recall, the sample space is the set of ALL possible outcomes.\r<BR>\n" );
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