document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1071673>Question 1071673</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I really do not understand what to do in this question and how to solve it. \r<BR>\n" );
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document.write( "Nathan tosses 2 coins at the same time.  He does this 100 times.  Enter the number of times the coins are expected to land as 2 heads.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #686604 by </B><A HREF=/tutors/aboutme.mpl?userid=addingup><B>addingup(3677)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=addingup><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=addingup><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=686604\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> you have 4 possibilities when you toss 2 coins. <BR>\n" );
document.write( "HH, TT, TH, HT<BR>\n" );
document.write( "So out of 4 possibilities, head:head is 1 or 1/4<BR>\n" );
document.write( "Each event is independent, each time you toss the coins is a separate event.<BR>\n" );
document.write( "Thus: 1/4*100 = 25 times you can expect to land 2 heads. </SPAN>\n" );
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