Help me pls need help

Ineed ! i can’t figure out this graph

12 3 4 5 6 7 8 9 10 time remaining 42: 01 ryan gathered data about the age of the different dogs in his neighborhood and the length of their tails. which best describes the strength of the correlation, and what is true about the causation between the variables?

Plz , will award brainliest find an equation for the line that goes through the points (5,-8) and (13,4)