document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1060345>Question 1060345</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Qs are normally distributed with a mean of 100 and a standard deviation of 15.If an individual is randomly selected, find the probability that his or her IQ is below 70.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #675304 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=675304\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> calculate the z-score associated with IQ 70<BR>\n" );
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document.write( "z-score = (70 - 100) / 15 = -2<BR>\n" );
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document.write( "lookup z-score in the table of z-scores<BR>\n" );
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document.write( "Probability ( X < 70 ) = 0.0228<BR>\n" );
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