document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=965773>Question 965773</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Assume that blood pressure readings are normally distributed with a mean of 118 and a standard deviation of 9. If one person is randomly selected, find the probability that his/her blood pressure will be greater than 120.\r<BR>\n" );
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document.write( "Thanks! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #590284 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=590284\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the z score.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Z=%28x-mu%29%2Fsigma=%28120-118%29%2F9 ALIGN=MIDDLE  ALT=\"Z=%28x-mu%29%2Fsigma=%28120-118%29%2F9\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Z=0.222 ALIGN=MIDDLE  ALT=\"Z=0.222\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Find the corresponding probability for that z-score.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%5B1%5D=0.5879 ALIGN=MIDDLE  ALT=\"P%5B1%5D=0.5879\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "That probability corresponds to blood pressures from 0 to 120 so you need to get the complement.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P=1-P%5B1%5D ALIGN=MIDDLE  ALT=\"P=1-P%5B1%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P=1-0.5879 ALIGN=MIDDLE  ALT=\"P=1-0.5879\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P=0.412 ALIGN=MIDDLE  ALT=\"P=0.412\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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