document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=145630>Question 145630</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 15.18 Sixty-four students in an introductory college economics class were asked how many credits they<BR>\n" );
document.write( "had earned in college, and how certain they were about their choice of major. Research question:<BR>\n" );
document.write( "At &#945; = .01, is the degree of certainty independent of credits earned? Certainty\r<BR>\n" );
document.write( "\n" );
document.write( "Credits Earned Very Uncertain Somewhat Certain Very Certain Row Total<BR>\n" );
document.write( "0–9 12 8 3 23<BR>\n" );
document.write( "10–59 8 4 10 22<BR>\n" );
document.write( "60 or more 1 7 11 19<BR>\n" );
document.write( "Col Total 21 19 24 64<BR>\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 #106273 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=106273\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Run a Chi-Sq test on the 3 x 3 set of data.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );