document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1041050>Question 1041050</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A multiple choice test consists of four questions. Each question has five possible answers of which only one is correct. A student guesses on every question. Find the probability distribution of X, the number of questions she answers correctly. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #656034 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=656034\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Since she's guessing and their are five possible answers, she has a 1/5 probability of a correct answer.<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28X%29=C%284%2CX%29%2A%281%2F5%29%5EX%2A%284%2F5%29%5E%284-X%29 ALIGN=MIDDLE  ALT=\"P%28X%29=C%284%2CX%29%2A%281%2F5%29%5EX%2A%284%2F5%29%5E%284-X%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "where X is the number of correct answers.<BR>\n" );
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