The correct answer is: A. 6.9 hours; the number of hours students spend with friends in a week when they do not watch television
The y-intercept of the line of best fit represents the value of the dependent variable (y) when the independent variable (x) is 0.
In the context of the given scatter plot, the y-intercept of the line of best fit represents the number of hours students spend with friends in a week when they do not watch television.
Therefore, the correct answer is:
A. 6.9 hours; the number of hours students spend with friends in a week when they do not watch television
Complete question:
The scatter plot shows the relationship between the number of hours students spend watching television and the number of hours they spend with friends each week.
What is the y-intercept of the line of best fit and what does it represent?
A. 6.9 hours; the number of hours students watch television in a week when they do not spend time with friends
B. 11.1 hours; the number of hours students spend time with friends in a week when they do not watch television
C. 6.9 hours; the number of hours students spend time with friends in a week when they do not watch television
D. 11.1 hours; the number of hours students watch television in a week when they do spend time with friends