document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=253864>Question 253864</A>: <I><SPAN STYLE=\"word-break: break-all;\"> On the midnight shift, the number of patients with head trauma in an emergency room has the probability distribution shown below. (a) Calculate the mean and standard deviation.\r<BR>\n" );
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document.write( "x       0     1    2    3   4     5   Total<BR>\n" );
document.write( "P(x)   .05   .30  .25  .20 .15  .05   1.00\r<BR>\n" );
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document.write( "Is there a way to enter this data in Excel to calculate mean and std. deviation?<BR>\n" );
document.write( "Thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #186308 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=186308\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> See <a  rel=nofollow HREF=http://people.richland.edu/james/lecture/m170/ch06-prb.html>this page</a> for the formulas for the mean and std deviation of a probability distribution.  </SPAN>\n" );
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