The range of the data 3, 5, 7, 3, 11 is
6
11
8
10
Step 1: Arrange data in ascending order: 3, 3, 5, 7, 11
Step 2:
Maximum value: 11
Minimum value: 3
Range = Maximum value - Minimum value = 11 - 3 = 8
Range of the data: 73, 77, 84, 87, 89, 91, 94 is ______ .