The Data Below Are the Number of Absences and the Final

Multiple Choice

The data below are the number of absences and the final grades of 9 randomly selected students from a statistics class. Find the equation of the regression line for the given data. $$\begin{array} { l | c | c | c | c | c | c | c | c | c | } \text { Number of absences, } \mathrm { x } & 0 & 3 & 6 & 4 & 9 & 2 & 15 & 8 & 5 \\\hline \text { Final grade, } \mathrm { y } & 98 & 86 & 80 & 82 & 71 & 92 & 55 & 76 & 82\end{array}$$

A) $\hat {\mathrm { y }}$

= -2.755x + 96.139
B) $\hat { y }$ = 96.139x - 2.755
C) $\hat { \mathrm { y } }$ = -2.755x - 96.139
D) $\mathrm { y }$ = -96.139x + 2.755