document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1179108>Question 1179108</A>: <I><SPAN STYLE=\"word-break: break-all;\"> an electric company claims that the average life of the bus in manufacturers is 1,200 hours to the standard deviation of 250 hours If a random sample of 100 bug is too soon what is to probability that a sample mean will be </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #808890 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=808890\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Not clear. Need to know what the random sample's mean should be. We have the sd and the initial mean, as well as the sample size, but not what we are comparing the initial mean later with the sample mean. </SPAN>\n" );
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