Question 478490
You are given the following data. 
# of 
Absent/ Final grade

0------------93
1------------90
2------------79
3------------66
4------------60
5------------56 

- Find the correlation coefficient for the data.
r = -0.9831

----------------------
 
- Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days. 

y = -8.2286x + 94.5714
f(3.5) = 65.771
-----------------------------
Cheers,
Stan H.
=============