A veterinarian collected data on the association between age and mass of Boxer puppies. A line of best fit was computed. The equation for the line is: y = 17.5x + 480. Which BEST interprets the slope of the linear model?



a
Every 17.5 days is associated with an additional 480 grams of mass.

b
The predicted mass of a Boxer puppy at birth.

c
Each additional day is associated with an additional 480 grams of mass.

d
Each additional day is associated with an additional 17.5 grams of mass.

1 answer

d) Each additional day is associated with an additional 17.5 grams of mass.