document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=920237>Question 920237</A>: <I><SPAN STYLE=\"word-break: break-all;\"> On a multiple choice test of 10 questions, each question has 4 possible answers. A student is certain of the answers to 4 questions, but totally baffled by 6 question. If the student randomly guesses the answers to those questions, what is the probability that the student will get a score of 5 or more on the test? Express your answer to two decimal places. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #558233 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=558233\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> p(correct guess) = .25, n = 6 (number of questions guessed)<BR>\n" );
document.write( "P(x &#8805; 1) = 1 - P(x = 0) = 1 - .75^6 = 1 - .5625 = .4375  0r 43.75%<BR>\n" );
document.write( "43.75% chance of getting a score of 5 or more on the test </SPAN>\n" );
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