document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=859797>Question 859797</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have a probability question that i do not understand how to do.\r<BR>\n" );
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document.write( "Client query requests arrive independently at a database server at an average rate of 4.5 queries per minute. For a randomly selected one-minute interval, what is the probability that exactly 3 query requests will arrive? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #517954 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=517954\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <u>POISSON Distribution</u> <BR>\n" );
document.write( "P(x; &#956;) = (e^(-&#956;) (&#956;^x) / x! where  &#956;  is the average number of successes <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=e%5E%28-4.5%29%284.5%29%5E3%2F3%21 ALIGN=MIDDLE  ALT=\"e%5E%28-4.5%29%284.5%29%5E3%2F3%21\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "P(x=3) = .1687 </SPAN>\n" );
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