document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=879733>Question 879733</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The college shows that thier student spend an average of $600 in books per year. The standart deviation is $128. If a random sampe of 52 students is surveyed what is the probability that the mena amount spend for books is more than $700 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #531000 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><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=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=531000\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Population: m = 600, sd = 128<BR>\n" );
document.write( "Sample of 52 students<BR>\n" );
document.write( "P(x-bar >700) = P(z > 100/(128/sqrt(52)) = P(z > 5.6337) = 1 - P(z &#8804; 5.6337) = basically zero chance </SPAN>\n" );
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