The number of potholes on 30 randomly selected 1 mile stretch of highways in the City of Chicago is given below 2. 7. 4, 7. 2. 12.2.2.3, 4.3.1,2.3.2,1.4.2.2, 5,2,3,4,4,1,7,6,3,5 (a) Complete the frequency distribution for the data. Make sure to enter your answers for the relative frequency as decimals, rounded to the nearest tenth. (b) Construct a frequency histogram based on the frequency distribution table in part (a)