document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=140361>Question 140361</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A linear regression between Y and X produced the following equation for the least squares line: <BR>\n" );
document.write( "= 2.15 – 3.2x \r<BR>\n" );
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document.write( "Which of the following statements concerning this relationship is true? \r<BR>\n" );
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document.write( "a. For every one-unit increase in X, Y increases 3.2 units. <BR>\n" );
document.write( "b. For every one-unit increase in Y, X decreases 3.2 units. <BR>\n" );
document.write( "c. For every one-unit increase in X, Y decreases 3.2 units. (I CHOSE C) <BR>\n" );
document.write( "d. For every one-unit increase in Y, X increases 3.2 units. \r<BR>\n" );
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document.write( "11. Horace Mann, principal of Jones Public School, has decided to construct a time series model to obtain a 2- and a 3-period moving average to forecast student enrollments for next term. Which statement is true concerning the accuracy of each forecast that Horace will obtain? \r<BR>\n" );
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document.write( "a. The 2-period forecast will be more accurate than the 3-period forecast. <BR>\n" );
document.write( "b. The 3-period forecast will be more accurate than the 2-period forecast. <BR>\n" );
document.write( "c. Both forecasts will be equally accurate. <BR>\n" );
document.write( "d. Either forecast could be more accurate than the other. (I CHOSE D)\r<BR>\n" );
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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 #102733 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=102733\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I agree with you on both answers.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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