document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=129837>Question 129837</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Roger has read a report that the weights of adult mail Siberian tigers have a distribution which is approximately normal with mean &#956; = 390 lb and &#963; = 65 lb.<BR>\n" );
document.write( "	a)  Find the probability that an individual male Siberian tiger will weigh more than 450 lb.<BR>\n" );
document.write( "	b  Find the probability that a random sample of 4 male Siberian tigers will have a sample mean weight more than 450 lb.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #94807 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=94807\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Roger has read a report that the weights of adult mail Siberian tigers have a distribution which is approximately normal with mean &#956; = 390 lb and &#963; = 65 lb.<BR>\n" );
document.write( "a) Find the probability that an individual male Siberian tiger will weigh more than 450 lb.<BR>\n" );
document.write( "Find the t-score for 450:<BR>\n" );
document.write( "t(450) = (450-390)/65 = 0.9231...<BR>\n" );
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document.write( "P(0.9231 < t < 10 for df=large) = 0.1791<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );