document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1083757>Question 1083757</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the correlation coefficient with the following data points: (2,49), (45,2), (5,6)?\r<BR>\n" );
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document.write( "A.) 0.62<BR>\n" );
document.write( "B.) -0.62<BR>\n" );
document.write( "C.) 0.52<BR>\n" );
document.write( "D.) -0.52<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #697944 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=697944\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  (2,49), (45,2), (5,6)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r+=%28+N%2Asum%28XY%29+-+%28sum%28X%29sum%28Y%29%29+%2F+sqrt%28%28N%2Asum%28X%5E2%29+-+%28sum%28X%29%29%5E2%29%28N%2Asum%28Y%5E2%29+-+%28sum%28Y%29%29%5E2%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r+=%28+3%282%2B45%2B5%2B49%2B2%2B6%29+-+%28%282%2B45%2B5%29%2849%2B2%2B6%29%29+%2F+sqrt%28%283%282%5E2%2B45%5E2%2B5%5E2%29+-+%282%2B45%2B5%29%5E2%29%283%2849%5E2%2B2%5E2%2B6%5E2%29+-+%2849%2B2%2B6%29%5E2%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "after you calculate that above, you get\r<BR>\n" );
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document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r+=-2637+%2F4285.02 ALIGN=MIDDLE  ALT=\"r+=-2637+%2F4285.02\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r+=+-0.6153996947505496 ALIGN=MIDDLE  ALT=\"r+=+-0.6153996947505496\"   DISABLED_style= \"max-width:90%; height:auto;\" >...round it to two decimal places\r<BR>\n" );
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document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r+=+-0.62 ALIGN=MIDDLE  ALT=\"r+=+-0.62\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "so, answer is B.) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-0.62 ALIGN=MIDDLE  ALT=\"-0.62\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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