A student is assessing the correlation between the average number of hours of internet browsing and average score on a math test. The table below shows the data:

Number of hours of internet browsing
(x)
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
Score on math test
(y)
95
94
93
92
91
90
89
88
87
86

Part A: Is there any correlation between the average number of hours of internet browsing and average score on the math test? Justify your answer. (4 points)

Part B: Write a function which best fits the data. (3 points)

Part C: What does the slope and y-intercept of the plot indicate? (3 points)