document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1177993>Question 1177993</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In an all boys school, the heights of the student body are normally distributed with a mean of 67 inches and a standard deviation of 4.5 inches. Using the empirical rule, determine the interval of heights that represents the middle 68% of male heights from this school. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #807181 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=807181\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> here's a definition of the empirical rule.\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"https://www.investopedia.com/terms/e/empirical-rule.asp\" target = \"_blank\">https://www.investopedia.com/terms/e/empirical-rule.asp</a>\r<BR>\n" );
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document.write( "based on that rule, 6% are wihin 1 standard deviation of the mean.\r<BR>\n" );
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document.write( "since the mean is 67 and the standrd deviation is 4.5 inches, then the interval of heights that represents the middle 68% of male heights from the school will be:\r<BR>\n" );
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document.write( "62.5 inches to 71.5 inches.\r<BR>\n" );
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document.write( "heare are two displays that show this to be true.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" src = \"http://theo.x10hosting.com/2021/040302.jpg\">\r<BR>\n" );
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document.write( "the first display looks for the area from a value.\r<BR>\n" );
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document.write( "the second display looks for the value from an area.\r<BR>\n" );
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