document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=417766>Question 417766</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The average salary is $37,529. normal distribution with o- =$6200. sample of 75 teachers, what is the probability that the sample mean is greater than $37,987. The correction factor is ignored </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #292451 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=292451\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  The average salary is $37,529. normal distribution with o- =$6200. sample of 75 teachers, what is the probability that the sample mean is greater than $37,987. The correction factor is ignored<BR>\n" );
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document.write( "t(37987) = (37987-37529)/[6200/sqrt(75)] = 0.639741<BR>\n" );
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document.write( "P(x-bar > 37987) = P(t> 0.6397 when df = 74) = 0.2622<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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