document.write( "Question 634142: Find the correlation coefficient for the data.
\n" ); document.write( "- Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
\n" ); document.write( "Number of absences Final Grade
\n" ); document.write( "
\n" ); document.write( "0 95
\n" ); document.write( "1 91
\n" ); document.write( "2 82
\n" ); document.write( "3 69
\n" ); document.write( "4 67
\n" ); document.write( "5 58
\n" ); document.write( "

Algebra.Com's Answer #399392 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi,\r
\n" ); document.write( "\n" ); document.write( "Excel CORREL function
\n" ); document.write( "r = -.9866 \r
\n" ); document.write( "\n" ); document.write( "Regression line equation: \"y+=+ax%2Bb\"
\n" ); document.write( "www.alcula.com/calculators/statistics/linear-regression/
\n" ); document.write( " y = -7.7143x + 96.286
\n" ); document.write( "grade mising 3.5 days = 69 \n" ); document.write( "
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