document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=128643>Question 128643</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A local company wants to evaluate their quality of service by surveying their customers.  Their budget limits the number of surveys to 100.  What is their maximum error of the estimated mean quality for a 95% level of confidence and an estimated standard deviation of 5? <BR>\n" );
document.write( "	A)	0.9604 <BR>\n" );
document.write( "	B)	0.9800 <BR>\n" );
document.write( "	C)	1.96 <BR>\n" );
document.write( "	D)	5% \r<BR>\n" );
document.write( "\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 #94128 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=94128\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A local company wants to evaluate their quality of service by surveying their customers.  Their budget limits the number of surveys to 100.  What is their maximum error of the estimated mean quality for a 95% level of confidence and an estimated standard deviation of 5? <BR>\n" );
document.write( "	A)	0.9604 <BR>\n" );
document.write( "	B)	0.9800 <BR>\n" );
document.write( "	C)	1.96 <BR>\n" );
document.write( "	D)	5% \r<BR>\n" );
document.write( "\n" );
document.write( "------------------------------------<BR>\n" );
document.write( "E = 1.96[5/sqrt(100)]<BR>\n" );
document.write( "E = 1.96[(1/2)]<BR>\n" );
document.write( "E = 0.98<BR>\n" );
document.write( "===============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );