The first ferris wheel ever built was created by Gale Ferris in 1893. The following chart shows the height of carts at various points of time. Time (min) Height (meters) 8 46 84 46 8 a) Write the regression equation that best describes the height of a cart on the ferris wheel after t minutes. b) What is the period of the function? Explain the mean in terms of the context of the problem. c) How high is the ferris wheel off the ground? 0 2.25 4.5 6.75 9