1.Halla el rango: 18, 71, 75, 78, 67, 70, 66
2.Halla el rango: 14, 71, 52, 4, −2
3.Halla el rango: 52, 79, 37, 45, 35, 12, 3, −9
4.Halla el rango: 6, 67, 18, 76, −4, −9, 70
5.Halla el rango: 30, 56, 79, 24, 27, 76, 35, 64
6.Halla el rango: 26, 78, 61, −1, 52, 39, 14, 49, 67
7.Halla el rango: 27, 51, −6, 42, −1, −5, 8, −6, 20
8.Halla el rango: 66, 38, 56, 49, 51, 36, 40, 49, 42
9.Halla el rango: 8, −2, −6, 27, 72, −7, 11, 39, 4
10.Halla el rango: 65, −5, 25, −8, 64
11.Halla el rango: 19, 27, 15, 68, 74
12.Halla el rango: 61, 22, 18, 2, −14, 10, 26, 3
13.Halla el rango: 32, 33, 8, 20, 17, 15, 34, −11, 3
14.Halla el rango: 32, −14, 26, 9, 47, 69, 65, 74
15.Halla el rango: 80, 37, −3, 72, 51, 53, 66, 43, −2