The following data shows the racer number and the arrival time, in minutes, to the finish line for twenty racers. A sample was taken from among 100 racers who : .participated in a marathon race of about 42 kilometers 50 40 45 190 25 35 207 20 15 10 30 150 251 242 5 racer number 215 :arrival time 200 180 231 200 95 85 75 70 65 60 100 210 90 230 80 202 55 racer number 165 tarrival time 215 238 200 204 185 175 Arrange the above data in a regular frequency table. -1 -1 classes frequency