The following is data for the first and second Quiz scores for 8 students in a class.

First Quiz	Second Quiz
13	8
15	11
17	14
28	25
30	26
31	28
40	34
47	45

Plot the points in the grid below.

Draw the best fitting trend line for the data on the grid below.
For line click on the line button. Click and release at a starting point, move to the ending point and double click.

Predict the value of the second quiz score if a student had a score of $\displaystyle {49}$ on the first test. Preview Question 6 Part 3 of 3