Jоhn Beаle оf Stаnfоrd, Cаlifornia, recorded the speed of cars driving past his house, where the speed limit reads 20 mph. Below is a sample of 20 of the car readings. 23.5 15.2 27.5 18.7 24.1 29.0 21.2 22.4 36.1 31.6 16.6 21.5 25.8 29.0 20.1 27.9 25.8 23.1 49.5 24.2 Use this information for the next three questions