document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1069974>Question 1069974</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In a two-hour period an average of 2 1/2 telephone calls per minutes arrives at a switchboard. Determine the probability that more than six calls arrive in a particular minute. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #685263 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=685263\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Poisson with parameter 2.5  looking for >6\r<BR>\n" );
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document.write( "look at 7<BR>\n" );
document.write( "e^(-2.5)2.5^7/7!=0.0099<BR>\n" );
document.write( "and 8<BR>\n" );
document.write( "e^(-2.5)*2.5^8/8!=0.0031<BR>\n" );
document.write( "for 9, 0.0008, and for 10 0.0002<BR>\n" );
document.write( "for 11 is 0.000049<BR>\n" );
document.write( "0.0132 </SPAN>\n" );
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