Question 655702
You are given the following data. 
Number of Absences Final Grade 
0 99 
1 94 
2 79 
3 73 
4 68 
5 53 

- Find the correlation coefficient for the data.
- Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.
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cc: r = -0.9865
Regression equation: y = -8.97x+100
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f(3.5) = 68.695 or 69 when rounded up
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Cheers,
Stan H.