Question

I dont understand this, could someone help? thanks!

Answer 1

Answer:

Step-by-step explanation:

Sort the data:

64, 69, 88, 88, 91, 92, 93, 94, 95, 97, 97, 100

Key: 09|1 = 91

06| 4, 9

08| 8, 8

09| 1, 2, 3, 4, 5, 7, 7

10| 0