8. Just when you thought you were finished calculating final grades, you realize that you forgot
someone. You know, that quiet student that always sits in the back of the room. Anyhow, you
can start all over or simply insert a new row for the forgotten student.
a. Move the cursor to row 6 and click once (on any cell in this row or the row heading).
Open the INSERT menu, select ROWS option. Notice how a new row is inserted after
row 6. Also, check the formulas entered into cells D11, E11, G5, G7, G8, and G9 have
now all changed to accomodate the newly insert row.
b. Now that an additional student has been added to your grade book, the formulas used
to calculate the averages for Exams #1 and #2 are incorrect (this is because these formulas
still assume only four grades are to be averaged. To correct this, copy the formula in cell
E11 to cells C11 and D11.