Your teacher surveyed the class to determine the number of hours that each student spent on social media. Your teacher created a table and scatterplot graph that displayed the number of hours and the average final grade percentage.

Question

Your teacher surveyed the class to determine the number of hours that each student spent on social media. Your teacher created a table and scatterplot graph that displayed the number of hours and the average final grade percentage.

based on the hours. the trend line for the data is y = 7.2x + 98.9 Interpret the y intercept what is the average final grade if a student spent 0 hours on social media

Answer 1

The y-intercept of the trend line is 98.9. In this context, it represents the average final grade percentage for a student who spent 0 hours on social media. This means that if a student did not spend any time on social media, their average final grade would be 98.9%.