document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=78632>Question 78632</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0131483161/algebrahomeworkh>Elementary Statistics</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Assume that the salaries of elementary school teachers in the United States are normally distribured with a mean of $32,000 and a standard deviation of $3,000. If a teacher is selected at random, find the probability that he or she makes more than $36,000. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #56460 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=56460\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Assume that the salaries of elementary school teachers in the United States are normally distribured with a mean of $32,000 and a standard deviation of $3,000. If a teacher is selected at random, find the probability that he or she makes more than $36,000.<BR>\n" );
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document.write( "Find the z-score of 36000<BR>\n" );
document.write( "z(26000)=(36000-32000)/3000=1.3333...<BR>\n" );
document.write( "P(x>36000)=P(z>1.333)=0.0913<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );