document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=725828>Question 725828</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need to find the confidence interval to find the estimated margin of error, then I need to find the sample mean. <BR>\n" );
document.write( "A biologist reports a confidence interval of (1,8,3,0) when estimating the mean height (in centimeters) of a sample of seedlings. I need the estimated margin of error and sample mean.  Please help me! Thank you, Diana </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #444350 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=444350\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A biologist reports a confidence interval of (1,8,3,0) when estimating the mean height (in centimeters) of a sample of seedlings. I need the estimated margin of error and sample mean.<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Note: I have never seen a confidence interval with 4 parameters.<BR>\n" );
document.write( "Please check your post.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );