document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=888331>Question 888331</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the method for calculating this?\r<BR>\n" );
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document.write( "Suppose we did collect data by asking professors how old they were and measuring their blood pressure. The table below reflects the data collected based on these two variables:\r<BR>\n" );
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document.write( "	  Low Blood Pressure	High Blood Pressure	Total<BR>\n" );
document.write( "50 and Under 	64	         51	                 115<BR>\n" );
document.write( "Over 50	        31	         73	                 104<BR>\n" );
document.write( "Total	        95	         124	                 219\r<BR>\n" );
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document.write( "Let us use the following notation for events: U = 50 and under, O = over 50, L = low blood pressure and H = high blood pressure.\r<BR>\n" );
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document.write( "a.Compute P(L), P(L|U) and P(L|O).<BR>\n" );
document.write( "b.Are the events L = low blood pressure and U = 50 and under independent? Why or why not?<BR>\n" );
document.write( "c.Compute P(L and U) and P(L and O).<BR>\n" );
document.write( "d.Compute P(H) and P(H|U).<BR>\n" );
document.write( "e.Are the events H = high blood pressure and O = over 50 independent? Why or why not?<BR>\n" );
document.write( "f.Compute P(L or U).\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 #537308 by </B><A HREF=/tutors/aboutme.mpl?userid=oscargut><B>oscargut(2103)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oscargut><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=oscargut><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=537308\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hi,\r<BR>\n" );
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document.write( "Since this question has several parts iwill do the first one here:\r<BR>\n" );
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document.write( "a)\r<BR>\n" );
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document.write( "P(L)= 95/219\r<BR>\n" );
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document.write( "P(L/U)= 64/115\r<BR>\n" );
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document.write( "P(L/O)= 50/104\r<BR>\n" );
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document.write( "If you need more help you can contact me at:\r<BR>\n" );
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document.write( "mthman@gmail.com\r<BR>\n" );
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document.write( "Thanks </SPAN>\n" );
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