document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1185273>Question 1185273</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A test involving 320 men ages 20 to 24 found that their blood cholesterol levels had a mean of 187 mg/dl and a standard deviation of 44.8 mg/dl.\r<BR>\n" );
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document.write( "(a) Determine the z-score, to the nearest hundredth, for one of the men who had a blood cholesterol level of 214 mg/dl.<BR>\n" );
document.write( "z214 = ________\r<BR>\n" );
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document.write( "(b) The z-score for one man was<BR>\n" );
document.write( "−1.51<BR>\n" );
document.write( "What was his blood cholesterol level? Round to the nearest hundredth.<BR>\n" );
document.write( "= _______  mg/dl </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #816146 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=816146\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the mean is 187 and the is 44.8.\r<BR>\n" );
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document.write( "one of the men had a blood cholesterol level of 214.\r<BR>\n" );
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document.write( "the z-score for that individual would be z = (214 - 187) / 44.8 = .6026785714.\r<BR>\n" );
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document.write( "round to the nearest hundredth to get a z-score of .60.\r<BR>\n" );
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document.write( "the z-score for another man was -1.51.\r<BR>\n" );
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document.write( "use the same z-score formula to get:\r<BR>\n" );
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document.write( "-1.51 = (x - 187) / 44.8.\r<BR>\n" );
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document.write( "solve for x to get:\r<BR>\n" );
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document.write( "x = -1.51 * 44.8 + 187 = 119.352.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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