Grade
a Statistics Teacher Collected the Following Data to Determine

Grade
A statistics teacher collected the following data to determine if the number of hours a student studied during the semester and the number of classes missed could be used to predict the final grade for the course.The following table shows the results of the model being applied to 8 students.
$$\begin{array} { | c | c | c | } \hline \text { Student } & \text { Predicted Grade } & \text { Actural Grade } \\\hline 1 & 84 & 92 \\\hline 2 & 93 & 95 \\\hline 3 & 77 & 81 \\\hline 4 & 81 & 78 \\\hline 5 & 81 & 75 \\\hline 6 & 89 & 88 \\\hline 7 & 88 & 85 \\\hline \mathbf { 8 } & 85 & 85 \\\hline\end{array}$$
-Calculate the multiple standard error of estimate.