document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=611707>Question 611707</A>: <I><SPAN STYLE=\"word-break: break-all;\"> on average, junior girls own 10 pairs of shoes with a standard deviation of 1.5 shoes. the distribution of shoes follows an approximately normal curve. what is the probability of selecting a junior who owns 12 or more pairs of shoes? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #385148 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=385148\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> on average, junior girls own 10 pairs of shoes with a standard deviation of 1.5 shoes. the distribution of shoes follows an approximately normal curve. what is the probability of selecting a junior who owns 12 or more pairs of shoes?<BR>\n" );
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document.write( "z(12) = (12-10)/1.5 = 2/1.5 = 4/3<BR>\n" );
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document.write( "P(x >= 12) = P(z >= 4/3) = 0.0912<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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