# showing on a scatterplot part of a set of collected data. An equation for the curve of best fit is y=1/4x^2-2x-3. How to determind proper data point in the set. (-6,18), (-2.5, 5), (9.0,-2.5),...

showing on a scatterplot part of a set of collected data. An equation for the curve of best fit is y=1/4x^2-2x-3. How to determind proper data point in the set.

(-6,18), (-2.5, 5), (9.0,-2.5), (3,-6), (6,-6), (12,9)(15,23)