document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=849424>Question 849424</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If the weight of female police officers closely follows the normal distribution with a mean of 125 pounds and a standard deviation of 5 pounds, what range of weights includes the middle 80% of the female police force? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #511558 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=511558\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  If the weight of female police officers closely follows the normal distribution with a mean of 125 pounds and a standard deviation of 5 pounds, what range of weights includes the middle 80% of the female police force?<BR>\n" );
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document.write( "Find the z-values that bracket 0.8 symetrically around the mean::<BR>\n" );
document.write( "invNorm(0.10) = -1.2816 and invNorm(0.9) = +1.2816<BR>\n" );
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document.write( "Find the corresponding weight values using wt = z*s + u<BR>\n" );
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document.write( "Lower wt limit:: -1.2816*5 + 125 = 118.15 lbs<BR>\n" );
document.write( "Upper wt limit:: +1.2816*5 + 125 = 131.41 lbs<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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