document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=148186>Question 148186</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi, I am really stuck on this question.  Can someone help me please??\r<BR>\n" );
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document.write( "A secretary periodically checks to see how many of the three lines into the office are busy. her finding for one week were the following.\r<BR>\n" );
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document.write( "No. lines busy      Frequency<BR>\n" );
document.write( "      0                20<BR>\n" );
document.write( "      1                65<BR>\n" );
document.write( "      2                25<BR>\n" );
document.write( "      3                10\r<BR>\n" );
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document.write( "Let the random variable X be the number of lines busy. Find the probability distribution of X.<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 #108625 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=108625\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 20+65+25+10=120<BR>\n" );
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document.write( "0 20/120=.1667<BR>\n" );
document.write( "1 65/120=.5417<BR>\n" );
document.write( "2 25/120=.2083<BR>\n" );
document.write( "3 10/120=.0833<BR>\n" );
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document.write( "========>1.0000<BR>\n" );
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document.write( "Ed<BR>\n" );
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