# Estimating slope of line of best fit

Given a scatter plot, can you estimate the slope of the line of best fit that goes through the data points?

### Problem

The plot shown below describes the relationship between students' scores on the first exam in a class and their corresponding scores on the second exam in the class.
Which of the following is the best estimate of the average change in the score on Exam 2 associated with a 1 point increase in the score on Exam 1, question mark
Please choose from one of the following options.