document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=918181>Question 918181</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A student is taking a multiple-choice exam with 16 questions. Each question has five alternatives. If the student guesses on 12 of the questions, what is the probability she will guess at least 8 [of those questions] correct? Assume all of the alternatives are equally likely for each question on which the student guesses. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #556944 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><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=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=556944\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> p(correct) = .2 , n = 16<BR>\n" );
document.write( "P( x &#8805; 8) = 1 - binomcdf(16, .2, 7) </SPAN>\n" );
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