document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1166864>Question 1166864</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Assume that the Weight of the students in your sample enrolled at NSU have an<BR>\n" );
document.write( "approximately Normal distribution. Find the probability that the mean Weight of your<BR>\n" );
document.write( "sample selected from the university is (Quantitative variable)<BR>\n" );
document.write( "A. Within 2 standard deviations from the mean.<BR>\n" );
document.write( "B. More than 1 standard deviation from the mean. <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #852704 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(53107)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=852704\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "Assume that the Weight of the students in your sample enrolled at NSU have an<BR>\n" );
document.write( "approximately Normal distribution. <BR>\n" );
document.write( "Find the probability that the mean Weight of your sample selected from the university is (Quantitative variable)<BR>\n" );
document.write( "A. Within 2 standard deviations from the mean.<BR>\n" );
document.write( "B. More than 1 standard deviation from the mean. <BR>\n" );
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document.write( "I think that both the answers to both questions in the post by @CPhill are incorrect.\r<BR>\n" );
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document.write( "They had be correct, if the question would ask about the weight of an individual random student.\r<BR>\n" );
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document.write( "But the questions are DIFFERENT: they ask about the mean weight of a sample.<BR>\n" );
document.write( "So, the answers should be different.\r<BR>\n" );
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document.write( "</TD></TR></TABLE>\n" );