A statistician was tasked to find out if the age of child is related to the number of the cavities he or she has. The data is listed here if there is a significant relationship; predict the number cavities for child who is 11 years old. Also, list the value of r-squared and interpreted the ENTIRE results.
Age of Child # of cavities
6 2
8 1
9 3
10 4
12 6
14 5