Bella has volunteered to feed the dogs at a shelter. The table shows the number of cups of dog food that each dog should be fed each day. What does the number of observations in this data set signify?

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas