document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=755339>Question 755339</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose you’re teaching mathematics to a class of 20 sixth grade students and at the end of a unit on<BR>\n" );
document.write( "measurement, you gave a 100-point multiple-choice test on measurement concepts and skills and<BR>\n" );
document.write( "your students obtained the scores shown in this class list. (Table 1) You know that students from this<BR>\n" );
document.write( "school have had trouble with measurement items on the state test in previous years, and you’re<BR>\n" );
document.write( "wondering whether you need to do more teaching in this area or can move on to the next topic. You<BR>\n" );
document.write( "take these scores into the teachers’ lounge and ask colleagues to take a look. When they ask about<BR>\n" );
document.write( "the test you explain that you designed it so that if a student gets a score of 80% or better on it, you<BR>\n" );
document.write( "are really quite confident that he or she understands the concepts. When a student’s score is lower<BR>\n" );
document.write( "than that, you feel there is something they still don’t understand.<BR>\n" );
document.write( "One of your colleagues pulls out his calculator and shows that the mean for these scores is 80.6. “The<BR>\n" );
document.write( "mean score is greater than 80. You’ve done your job. Move on! There’s lots more math to cover.” would you reteach the curriculum or leave it alone. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #459603 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=459603\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "No way to tell without the data.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi}\ +\ 1\ =\ 0\"><BR>\n" );
document.write( "<font face=\"Math1\" size=\"+2\">Egw to Beta kai to Sigma</font><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it<BR>\n" );
document.write( "<div  DISABLED_style= \"text-align:center\"><a  rel=nofollow HREF=\"http://outcampaign.org/\" target=\"_blank\"><IMG STYLE=\"max-width:80%;\" src=\"http://cdn.cloudfiles.mosso.com/c116811/scarlet_A.png\" border=\"0\" alt=\"The Out Campaign: Scarlet Letter of Atheism\" width=\"143\" height=\"122\" /></a></div><BR>\n" );
document.write( "</font><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );