document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1160686>Question 1160686</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In a survey of nursing students pursuing a master’s degree, 75 percent stated that they expect to be promoted to a higher position within one month after receiving the degree. If this percentage holds for the entire population, find, for a sample of 15, the probability that the number expecting a promotion within a month after receiving their degree is Exactly seven. [Justification required] *<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #784160 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=784160\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> this is 15C7*0.75^7*0.25^8=0.0131\r<BR>\n" );
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document.write( "check with binomialpdf (15,0.75,7)=0.0131. </SPAN>\n" );
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