document.write( "Question 864454: am needing to make a scatter plot of data in this table; x -4,-3,1,2,3,7 y 7,4,2,-3,-4,-8. also needing to describe correlation of data and determine if its positive, negative, or none. \n" ); document.write( "
Algebra.Com's Answer #521048 by LinnW(1048)\"\" \"About 
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Create (x,y) pairs
\n" ); document.write( " { {-4,7},{-3,4},{1,2},{2,-3},{3,-3},{7,-8}}
\n" ); document.write( "Use as input to www.wolframalpha\r
\n" ); document.write( "\n" ); document.write( "polynomial fit { {-4,7},{-3,4},{1,2},{2,-3},{3,-3},{7,-8}}\r
\n" ); document.write( "\n" ); document.write( "0.0121464x^4 -0.0507054x^3 -0.319384x^2 -0.885199x +2.09549 (quartic)
\n" ); document.write( "R^2 = 0.820057\r
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\n" ); document.write( "\n" ); document.write( "See http://www.statisticshowto.com/adjusted-r2/ for a discussion of adjusted R2
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