document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1046432>Question 1046432</A>: <I><SPAN STYLE=\"word-break: break-all;\">  Suppose that data for 57 randomly selected female high school athletes was collected on the maximum number of pounds they were able to bench press. The data are roughly bell&#8203; shaped, with<BR>\n" );
document.write( " x overbar equals x=74.2<BR>\n" );
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document.write( " s=13.9.<BR>\n" );
document.write( " Use the empirical rule to describe the distribution.\r<BR>\n" );
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document.write( " Use the empirical rule to describe the distribution.\r<BR>\n" );
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document.write( " Approximately&; 68% of the observations fall within the interval?\r<BR>\n" );
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document.write( " Approximately&; 95% of the observations fall within the interval?\r<BR>\n" );
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document.write( " all or nearly of the observations fall within the interval? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #662127 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=662127\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The mean is 74.2 and the sd is 13.9<BR>\n" );
document.write( "Approximately 68% of observations are within 1 sd of the mean<BR>\n" );
document.write( "Therefore, (60.3, 88.1) are the limits for observations within 1 sd of the mean.\r<BR>\n" );
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document.write( "Approximately 95% of the observations are within 2 sd s of the mean<BR>\n" );
document.write( "Therefore, (46.4, 102.0) are within 2 sd s of the mean.\r<BR>\n" );
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document.write( "All the observations are in an infinite interval. but for the purposes of this question, nearly all (99.7%) are within 3 sd s of the mean<BR>\n" );
document.write( "Therefore, (32.5, 115.9) are within 3 sd s of the mean. </SPAN>\n" );
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