document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1138474>Question 1138474</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For each problem, select the best response.\r<BR>\n" );
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document.write( "(a) Suppose you collect a SRS of size n from a population and from the data collected you computed a 95% confidence interval for the mean of the population. Which of the following would produce a new confidence interval with larger width (larger margin of error) based on these same data? \r<BR>\n" );
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document.write( "A. Use the same confidence level, but compute the interval n times. Approximately 5% of these intervals will be larger. <BR>\n" );
document.write( "B. Nothing can guarantee absolutely that you will get a larger interval. One can only say the chance of obtaining a larger interval is 0.05. <BR>\n" );
document.write( "C. Use a larger confidence level. <BR>\n" );
document.write( "D. Use a smaller confidence level. <BR>\n" );
document.write( "E. None of the above.\r<BR>\n" );
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document.write( "(b) A 95% confidence interval for the mean μ of a population is computed from a random sample and found to be 10±4. We may conclude \r<BR>\n" );
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document.write( "A. that if we took many, many additional samples and from each computed a 95% confidence interval for μ, approximately 95% of these intervals would contain μ.<BR>\n" );
document.write( "B. that there is a 95% probability that the true mean is 10 and a 95% chance the true margin of error is 4. <BR>\n" );
document.write( "C. that there is a 95% probability that μ is between 6 and 14. <BR>\n" );
document.write( "D. 95% of the population is between 6 and 14. <BR>\n" );
document.write( "E. All of the above. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #756288 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=756288\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A larger confidence interval width occurs with more confidence.  We can be completely confident with infinity,.  C\r<BR>\n" );
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document.write( "For this,<BR>\n" );
document.write( "A is correct<BR>\n" );
document.write( "B is not correct.  Confidence here is not probability.  <BR>\n" );
document.write( "C is not correct as well.<BR>\n" );
document.write( "D is not correct\r<BR>\n" );
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document.write( "Many, many samples and about 95% would contain mu, but we wouldn't know which of the 95%.   </SPAN>\n" );
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