The scatter plot shows the relationship between height, in inches (in.), and weight, in pounds (lb.), of

25 dachshunds, a breed of dogs.
The linear equation that best models this data is y = 6.33x - 27.5.
Use the model to complete the statements.
The slope of the line is ___. (-27.5 or 6.33)
The slope represents ___. (choices are the average increase of weight as a dachshund height increases by 1 in, the average decrease of weight as a dachshund height increases by 1 in, the average increase of height as a dachshund weight increases by 1 in, or the average decrease of height as a dachshund weight increases by 1 in)