document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1125588>Question 1125588</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A).Suppose an exam consists of 8 true / false questions. If a student guesses randomly on each question , what is the probability of exactly 4 correct answers? \r<BR>\n" );
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document.write( "B). If a student guesses randomly on each question, what are the odds in favor of 4 question correct? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #741893 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52909)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=741893\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "I will answer question A)  only.\r<BR>\n" );
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document.write( "     <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%5B8%5D%5E4%2A%281%2F2%29%5E4%2A%281%2F2%29%5E4 ALIGN=MIDDLE  ALT=\"C%5B8%5D%5E4%2A%281%2F2%29%5E4%2A%281%2F2%29%5E4\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%288%2A7%2A6%2A5%29%2F%281%2A2%2A3%2A4%29%29%2A%281%2F2%29%5E8 ALIGN=MIDDLE  ALT=\"%28%288%2A7%2A6%2A5%29%2F%281%2A2%2A3%2A4%29%29%2A%281%2F2%29%5E8\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=70%2F2%5E8 ALIGN=MIDDLE  ALT=\"70%2F2%5E8\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 0.2734 = 27.34%  (approximately).\r\n" );
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