Find the Range of the following scores.
(a) 18, 23, 19, 25, 22, 14, 21, 30
(b) 45, 39, 40, 36, 42, 48, 39
(a) Range = Highest number − Lowest number = 30 − 14 = 16
(b) Range = Highest number − Lowest number = 48 − 36 = 12
Find the range of the following data 18,10,8,16,9,24,12,25,13,19.