As part of a school project, a group of high school students conducted an experiment to understand the relationship between the height a parasail can attain and the speed of the motorboat that tows it. the table records the height of the parasail at different speeds. speed of motorboat (miles per hour) height of parasail above water surface (feet) 12.5 5 14.5 10 16.5 15 18.5 20 20.5 25 22.5 30 analyze the data table and complete the following sentences. the dependent variable is , and the independent variable is . for every of 1 mph in the motorboat's speed, the parasail can fly higher.