document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=420515>Question 420515</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Some one please explain!!!<BR>\n" );
document.write( "Assume that the population of heights of female college students is approximately normally distributed with mean of 68 inches and standard deviation of 2.75 inches. Show all work. <BR>\n" );
document.write( "(A) Find the proportion of female college students whose height is greater than 69 inches.<BR>\n" );
document.write( "(B) Find the proportion of female college students whose height is no more than 69 inches.<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 #293827 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=293827\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Assume that the population of heights of female college students is approximately normally distributed with mean of 68 inches and standard deviation of 2.75 inches. Show all work. <BR>\n" );
document.write( "(A) Find the proportion of female college students whose height is greater than 69 inches.<BR>\n" );
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document.write( "z(69) = (69-68)/2.75 = 0.3640<BR>\n" );
document.write( "P(x > 69) = P(z > 0.3640) = 0.3581<BR>\n" );
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document.write( "(B) Find the proportion of female college students whose height is no more than 69 inches.<BR>\n" );
document.write( "Ans: 1-0.3581 = 0.6419<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=========<BR>\n" );
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