document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1101263>Question 1101263</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The table below shows the probability distribution of a random variable Y.<BR>\n" );
document.write( "Y	P(Y)<BR>\n" );
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document.write( "20	0.08<BR>\n" );
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document.write( "19	0.15<BR>\n" );
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document.write( "18	0.08<BR>\n" );
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document.write( "17	0.33<BR>\n" );
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document.write( "16	0.31<BR>\n" );
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document.write( "15	0.05<BR>\n" );
document.write( "What is the expected value of Y?<BR>\n" );
document.write( "Write your answer as a decimal.\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #715807 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=715807\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=E=20%280.08%29%2B19%280.15%29%2B18%280.08%29%2B17%280.33%29%2B16%280.31%29%2B15%280.05%29 ALIGN=MIDDLE  ALT=\"E=20%280.08%29%2B19%280.15%29%2B18%280.08%29%2B17%280.33%29%2B16%280.31%29%2B15%280.05%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Work that out for the answer. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );