document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=208099>Question 208099</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The mean systolic blood pressure of adult males is normally<BR>\n" );
document.write( "distributed with a mean of 138 (millimeters of<BR>\n" );
document.write( "mercury) and a standard deviation of 9.7. What percent<BR>\n" );
document.write( "of adult males have blood pressure between 161.28 and<BR>\n" );
document.write( "164.9? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #157458 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=157458\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The mean systolic blood pressure of adult males is normally<BR>\n" );
document.write( "distributed with a mean of 138 (millimeters of<BR>\n" );
document.write( "mercury) and a standard deviation of 9.7. What percent<BR>\n" );
document.write( "of adult males have blood pressure between 161.28 and<BR>\n" );
document.write( "164.9?<BR>\n" );
document.write( "-------------------------<BR>\n" );
document.write( "Find the z-value of 161.28 and the z-value of 164.9.<BR>\n" );
document.write( "----<BR>\n" );
document.write( "If those values are \"a\" and \"b\" then:<BR>\n" );
document.write( "P(161.28 < x < 164.9) = P(a < z < b) = 0.005422...<BR>\n" );
document.write( "=======================================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );